add support for multiple Advent of Code years

2023/day1/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2023_day1_input_txt_start __asm("_binary_2023_day1_input_txt_start");
+extern uint32_t _binary_2023_day1_input_txt_end __asm("_binary_2023_day1_input_txt_end");
+extern uint32_t _binary_2023_day1_input_txt_size __asm("_binary_2023_day1_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2023/day1/sample1.txt

@@ -0,0 +1,4 @@
+1abc2
+pqr3stu8vwx
+a1b2c3d4e5f
+treb7uchet

2023/day1/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2023_day1_sample1_txt_start __asm("_binary_2023_day1_sample1_txt_start");
+extern uint32_t _binary_2023_day1_sample1_txt_end __asm("_binary_2023_day1_sample1_txt_end");
+extern uint32_t _binary_2023_day1_sample1_txt_size __asm("_binary_2023_day1_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2023/day1/sample2.txt

@@ -0,0 +1,7 @@
+two1nine
+eightwothree
+abcone2threexyz
+xtwone3four
+4nineeightseven2
+zoneight234
+7pqrstsixteen

2023/day1/sample2.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2023_day1_sample2_txt_start __asm("_binary_2023_day1_sample2_txt_start");
+extern uint32_t _binary_2023_day1_sample2_txt_end __asm("_binary_2023_day1_sample2_txt_end");
+extern uint32_t _binary_2023_day1_sample2_txt_size __asm("_binary_2023_day1_sample2_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2023/day1/solution.c

@@ -0,0 +1,11 @@
+#include <stdint.h>
+
+int64_t _2023_day1_part1(const char * input, int length)
+{
+  return -1;
+}
+
+int64_t _2023_day1_part2(const char * input, int length)
+{
+  return -1;
+}

2024/day1/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day1_input_txt_start __asm("_binary_2024_day1_input_txt_start");
+extern uint32_t _binary_2024_day1_input_txt_end __asm("_binary_2024_day1_input_txt_end");
+extern uint32_t _binary_2024_day1_input_txt_size __asm("_binary_2024_day1_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day1/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day1_sample1_txt_start __asm("_binary_2024_day1_sample1_txt_start");
+extern uint32_t _binary_2024_day1_sample1_txt_end __asm("_binary_2024_day1_sample1_txt_end");
+extern uint32_t _binary_2024_day1_sample1_txt_size __asm("_binary_2024_day1_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day1/solution.c

@@ -25,7 +25,7 @@ static int parse_input(const char * input, int length, struct list * list)
   return i;
 }
 
-int64_t day1_part1(const char * input, int length)
+int64_t _2024_day1_part1(const char * input, int length)
 {
   struct list list;
   int list_length = parse_input(input, length, &list);
@@ -42,7 +42,7 @@ int64_t day1_part1(const char * input, int length)
   return sum;
 }
 
-int64_t day1_part2(const char * input, int length)
+int64_t _2024_day1_part2(const char * input, int length)
 {
   struct list list;
   int list_length = parse_input(input, length, &list);

2024/day10/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day10_input_txt_start __asm("_binary_2024_day10_input_txt_start");
+extern uint32_t _binary_2024_day10_input_txt_end __asm("_binary_2024_day10_input_txt_end");
+extern uint32_t _binary_2024_day10_input_txt_size __asm("_binary_2024_day10_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day10/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day10_sample1_txt_start __asm("_binary_2024_day10_sample1_txt_start");
+extern uint32_t _binary_2024_day10_sample1_txt_end __asm("_binary_2024_day10_sample1_txt_end");
+extern uint32_t _binary_2024_day10_sample1_txt_size __asm("_binary_2024_day10_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day10/solution.c

@@ -87,7 +87,7 @@ struct rating_score find_trailheads(const char * input, int length,
   return (struct rating_score){total_rating, total_score};
 }
 
-int64_t day10_part1(const char * input, int length)
+int64_t _2024_day10_part1(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);
@@ -98,7 +98,7 @@ int64_t day10_part1(const char * input, int length)
   return rs.score;
 }
 
-int64_t day10_part2(const char * input, int length)
+int64_t _2024_day10_part2(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);

2024/day11/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day11_input_txt_start __asm("_binary_2024_day11_input_txt_start");
+extern uint32_t _binary_2024_day11_input_txt_end __asm("_binary_2024_day11_input_txt_end");
+extern uint32_t _binary_2024_day11_input_txt_size __asm("_binary_2024_day11_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day11/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day11_sample1_txt_start __asm("_binary_2024_day11_sample1_txt_start");
+extern uint32_t _binary_2024_day11_sample1_txt_end __asm("_binary_2024_day11_sample1_txt_end");
+extern uint32_t _binary_2024_day11_sample1_txt_size __asm("_binary_2024_day11_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day11/solution.c

@@ -161,12 +161,12 @@ static int64_t solve(const char * input, int length, int max_depth)
   return sum;
 }
 
-int64_t day11_part1(const char * input, int length)
+int64_t _2024_day11_part1(const char * input, int length)
 {
   return solve(input, length, 25);
 }
 
-int64_t day11_part2(const char * input, int length)
+int64_t _2024_day11_part2(const char * input, int length)
 {
   return solve(input, length, 75);
 }

2024/day2/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day2_input_txt_start __asm("_binary_2024_day2_input_txt_start");
+extern uint32_t _binary_2024_day2_input_txt_end __asm("_binary_2024_day2_input_txt_end");
+extern uint32_t _binary_2024_day2_input_txt_size __asm("_binary_2024_day2_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day2/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day2_sample1_txt_start __asm("_binary_2024_day2_sample1_txt_start");
+extern uint32_t _binary_2024_day2_sample1_txt_end __asm("_binary_2024_day2_sample1_txt_end");
+extern uint32_t _binary_2024_day2_sample1_txt_size __asm("_binary_2024_day2_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day2/solution.c

@@ -65,7 +65,7 @@ static bool report_safe(struct report * report, int skip)
   return true;
 }
 
-int64_t day2_part1(const char * input, int length)
+int64_t _2024_day2_part1(const char * input, int length)
 {
   struct report report[1000];
 
@@ -79,7 +79,7 @@ int64_t day2_part1(const char * input, int length)
   return sum;
 }
 
-int64_t day2_part2(const char * input, int length)
+int64_t _2024_day2_part2(const char * input, int length)
 {
   struct report report[1000];
 

2024/day3/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day3_input_txt_start __asm("_binary_2024_day3_input_txt_start");
+extern uint32_t _binary_2024_day3_input_txt_end __asm("_binary_2024_day3_input_txt_end");
+extern uint32_t _binary_2024_day3_input_txt_size __asm("_binary_2024_day3_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day3/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day3_sample1_txt_start __asm("_binary_2024_day3_sample1_txt_start");
+extern uint32_t _binary_2024_day3_sample1_txt_end __asm("_binary_2024_day3_sample1_txt_end");
+extern uint32_t _binary_2024_day3_sample1_txt_size __asm("_binary_2024_day3_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day3/sample2.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day3_sample2_txt_start __asm("_binary_2024_day3_sample2_txt_start");
+extern uint32_t _binary_2024_day3_sample2_txt_end __asm("_binary_2024_day3_sample2_txt_end");
+extern uint32_t _binary_2024_day3_sample2_txt_size __asm("_binary_2024_day3_sample2_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day3/solution.c

@@ -89,7 +89,7 @@ int parse_input(const char * input, int length, struct instruction * ins)
   return i;
 }
 
-int64_t day3_part1(const char * input, int length)
+int64_t _2024_day3_part1(const char * input, int length)
 {
   struct instruction ins[1000];
 
@@ -104,7 +104,7 @@ int64_t day3_part1(const char * input, int length)
   return sum;
 }
 
-int64_t day3_part2(const char * input, int length)
+int64_t _2024_day3_part2(const char * input, int length)
 {
   struct instruction ins[1000];
 

2024/day4/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day4_input_txt_start __asm("_binary_2024_day4_input_txt_start");
+extern uint32_t _binary_2024_day4_input_txt_end __asm("_binary_2024_day4_input_txt_end");
+extern uint32_t _binary_2024_day4_input_txt_size __asm("_binary_2024_day4_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day4/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day4_sample1_txt_start __asm("_binary_2024_day4_sample1_txt_start");
+extern uint32_t _binary_2024_day4_sample1_txt_end __asm("_binary_2024_day4_sample1_txt_end");
+extern uint32_t _binary_2024_day4_sample1_txt_size __asm("_binary_2024_day4_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day4/solution.c

@@ -121,7 +121,7 @@ static bool offset_match_cross(const char * input,
   return match1 || match2;
 }
 
-int64_t day4_part1(const char * input, int length)
+int64_t _2024_day4_part1(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);
@@ -149,7 +149,7 @@ int64_t day4_part1(const char * input, int length)
   return match_count;
 }
 
-int64_t day4_part2(const char * input, int length)
+int64_t _2024_day4_part2(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);

2024/day5/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day5_input_txt_start __asm("_binary_2024_day5_input_txt_start");
+extern uint32_t _binary_2024_day5_input_txt_end __asm("_binary_2024_day5_input_txt_end");
+extern uint32_t _binary_2024_day5_input_txt_size __asm("_binary_2024_day5_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day5/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day5_sample1_txt_start __asm("_binary_2024_day5_sample1_txt_start");
+extern uint32_t _binary_2024_day5_sample1_txt_end __asm("_binary_2024_day5_sample1_txt_end");
+extern uint32_t _binary_2024_day5_sample1_txt_size __asm("_binary_2024_day5_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day5/solution.c

@@ -116,12 +116,12 @@ static int solve(const char * input, int length, bool correctly_ordered)
   return sum;
 }
 
-int64_t day5_part1(const char * input, int length)
+int64_t _2024_day5_part1(const char * input, int length)
 {
   return solve(input, length, true);
 }
 
-int64_t day5_part2(const char * input, int length)
+int64_t _2024_day5_part2(const char * input, int length)
 {
   return solve(input, length, false);
 }

2024/day6/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day6_input_txt_start __asm("_binary_2024_day6_input_txt_start");
+extern uint32_t _binary_2024_day6_input_txt_end __asm("_binary_2024_day6_input_txt_end");
+extern uint32_t _binary_2024_day6_input_txt_size __asm("_binary_2024_day6_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day6/render.cpp

@@ -152,7 +152,7 @@ void a_press()
 }
 
 extern "C"
-void day6_render(const struct font * font,
+void _2024_day6_render(const struct font * font,
                        const struct glyph * glyphs,
                        ft0::data_transfer::data_format * maple_ft0_data)
 {

2024/day6/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day6_sample1_txt_start __asm("_binary_2024_day6_sample1_txt_start");
+extern uint32_t _binary_2024_day6_sample1_txt_end __asm("_binary_2024_day6_sample1_txt_end");
+extern uint32_t _binary_2024_day6_sample1_txt_size __asm("_binary_2024_day6_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day6/solution.c

@@ -121,7 +121,7 @@ void state_init(int part,
   day6_state.guard[0] = guard;
 }
 
-int64_t day6_part1(const char * input, int length)
+int64_t _2024_day6_part1(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);
@@ -196,7 +196,7 @@ static bool speculative_obstacle_causes_loop(const char * input,
   return false;
 }
 
-int64_t day6_part2(const char * input, int length)
+int64_t _2024_day6_part2(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);

2024/day7/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day7_input_txt_start __asm("_binary_2024_day7_input_txt_start");
+extern uint32_t _binary_2024_day7_input_txt_end __asm("_binary_2024_day7_input_txt_end");
+extern uint32_t _binary_2024_day7_input_txt_size __asm("_binary_2024_day7_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day7/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day7_sample1_txt_start __asm("_binary_2024_day7_sample1_txt_start");
+extern uint32_t _binary_2024_day7_sample1_txt_end __asm("_binary_2024_day7_sample1_txt_end");
+extern uint32_t _binary_2024_day7_sample1_txt_size __asm("_binary_2024_day7_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day7/solution.c

@@ -40,7 +40,7 @@ static bool evaluate_equation1(struct equation * equation, int64_t acc, int dept
     || evaluate_equation1(equation, acc2, depth + 1);
 }
 
-int64_t day7_part1(const char * input, int length)
+int64_t _2024_day7_part1(const char * input, int length)
 {
   const char * end = input + length;
 
@@ -103,7 +103,7 @@ static bool evaluate_equation2(struct equation * equation, int64_t acc, int dept
     || evaluate_equation2(equation, acc3, depth + 1);
 }
 
-int64_t day7_part2(const char * input, int length)
+int64_t _2024_day7_part2(const char * input, int length)
 {
   const char * end = input + length;
 

2024/day8/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day8_input_txt_start __asm("_binary_2024_day8_input_txt_start");
+extern uint32_t _binary_2024_day8_input_txt_end __asm("_binary_2024_day8_input_txt_end");
+extern uint32_t _binary_2024_day8_input_txt_size __asm("_binary_2024_day8_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day8/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day8_sample1_txt_start __asm("_binary_2024_day8_sample1_txt_start");
+extern uint32_t _binary_2024_day8_sample1_txt_end __asm("_binary_2024_day8_sample1_txt_end");
+extern uint32_t _binary_2024_day8_sample1_txt_size __asm("_binary_2024_day8_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day8/solution.c

@@ -117,7 +117,7 @@ void find_antinodes(int width, int height,
   }
 }
 
-int64_t day8_part1(const char * input, int length)
+int64_t _2024_day8_part1(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);
@@ -137,7 +137,7 @@ int64_t day8_part1(const char * input, int length)
   return array_sum_char(antinodes, width * height);
 }
 
-int64_t day8_part2(const char * input, int length)
+int64_t _2024_day8_part2(const char * input, int length)
 {
   int stride = parse_stride(input, length);
   int height = parse_height(input, length);

2024/day9/input.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day9_input_txt_start __asm("_binary_2024_day9_input_txt_start");
+extern uint32_t _binary_2024_day9_input_txt_end __asm("_binary_2024_day9_input_txt_end");
+extern uint32_t _binary_2024_day9_input_txt_size __asm("_binary_2024_day9_input_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day9/sample1.txt.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern uint32_t _binary_2024_day9_sample1_txt_start __asm("_binary_2024_day9_sample1_txt_start");
+extern uint32_t _binary_2024_day9_sample1_txt_end __asm("_binary_2024_day9_sample1_txt_end");
+extern uint32_t _binary_2024_day9_sample1_txt_size __asm("_binary_2024_day9_sample1_txt_size");
+
+#ifdef __cplusplus
+}
+#endif

2024/day9/solution.c

@@ -159,7 +159,7 @@ static void print_blocks(int * blocks, int length)
   print_char('\n');
 }
 
-int64_t day9_part1(const char * input, int length)
+int64_t _2024_day9_part1(const char * input, int length)
 {
   int blocks[length * 9];
   int ix = disk_map_to_blocks1(input, length, blocks);
@@ -167,7 +167,7 @@ int64_t day9_part1(const char * input, int length)
   return calculate_checksum(blocks, ix);
 }
 
-int64_t day9_part2(const char * input, int length)
+int64_t _2024_day9_part2(const char * input, int length)
 {
   int blocks[length * 9];
   int ix = disk_map_to_blocks2(input, length, blocks);

Makefile

@@ -12,4 +12,12 @@ CFLAGS += -I$(MAKEFILE_PATH)/dreamcast/
 CFLAGS += -Wno-char-subscripts
 LIB ?= $(MAKEFILE_PATH)/dreamcast
 
+libgcc/%.o: $(LIBGCC)
+	ar x --output $(dir $@) $(LIBGCC) $(notdir $@)
+	sh4-none-elf-objdump -t $@ \
+		| grep -E '[.]hidden' \
+		| grep -vE 'UND' \
+		| cut -d' ' -f10 \
+		| xargs rebind --visibility=default $@
+
 include aoc.mk

aoc.mk

@@ -19,11 +19,11 @@ DREAMCAST_OBJ = \
 	$(LIB)/holly/video_output.o \
 	$(LIB)/font/dejavusansmono/dejavusansmono.data.o \
 	$(LIB)/sh7091/serial.o \
-	$(LIB)/maple/maple.o
+	$(LIB)/maple/maple.o \
-#	libgcc/_divdi3.o \
+	libgcc/_divdi3.o \
-#	libgcc/_moddi3.o \
+	libgcc/_moddi3.o \
-#	libgcc/_udiv_qrnnd_16.o \
+	libgcc/_udiv_qrnnd_16.o \
-#	libgcc/_clz.o
+	libgcc/_clz.o
 
 include solutions.mk
 

day1/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day1_input_txt_start __asm("_binary_day1_input_txt_start");
-extern uint32_t _binary_day1_input_txt_end __asm("_binary_day1_input_txt_end");
-extern uint32_t _binary_day1_input_txt_size __asm("_binary_day1_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day1/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day1_sample1_txt_start __asm("_binary_day1_sample1_txt_start");
-extern uint32_t _binary_day1_sample1_txt_end __asm("_binary_day1_sample1_txt_end");
-extern uint32_t _binary_day1_sample1_txt_size __asm("_binary_day1_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day10/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day10_input_txt_start __asm("_binary_day10_input_txt_start");
-extern uint32_t _binary_day10_input_txt_end __asm("_binary_day10_input_txt_end");
-extern uint32_t _binary_day10_input_txt_size __asm("_binary_day10_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day10/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day10_sample1_txt_start __asm("_binary_day10_sample1_txt_start");
-extern uint32_t _binary_day10_sample1_txt_end __asm("_binary_day10_sample1_txt_end");
-extern uint32_t _binary_day10_sample1_txt_size __asm("_binary_day10_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day11/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day11_input_txt_start __asm("_binary_day11_input_txt_start");
-extern uint32_t _binary_day11_input_txt_end __asm("_binary_day11_input_txt_end");
-extern uint32_t _binary_day11_input_txt_size __asm("_binary_day11_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day11/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day11_sample1_txt_start __asm("_binary_day11_sample1_txt_start");
-extern uint32_t _binary_day11_sample1_txt_end __asm("_binary_day11_sample1_txt_end");
-extern uint32_t _binary_day11_sample1_txt_size __asm("_binary_day11_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day2/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day2_input_txt_start __asm("_binary_day2_input_txt_start");
-extern uint32_t _binary_day2_input_txt_end __asm("_binary_day2_input_txt_end");
-extern uint32_t _binary_day2_input_txt_size __asm("_binary_day2_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day2/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day2_sample1_txt_start __asm("_binary_day2_sample1_txt_start");
-extern uint32_t _binary_day2_sample1_txt_end __asm("_binary_day2_sample1_txt_end");
-extern uint32_t _binary_day2_sample1_txt_size __asm("_binary_day2_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day3/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day3_input_txt_start __asm("_binary_day3_input_txt_start");
-extern uint32_t _binary_day3_input_txt_end __asm("_binary_day3_input_txt_end");
-extern uint32_t _binary_day3_input_txt_size __asm("_binary_day3_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day3/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day3_sample1_txt_start __asm("_binary_day3_sample1_txt_start");
-extern uint32_t _binary_day3_sample1_txt_end __asm("_binary_day3_sample1_txt_end");
-extern uint32_t _binary_day3_sample1_txt_size __asm("_binary_day3_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day3/sample2.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day3_sample2_txt_start __asm("_binary_day3_sample2_txt_start");
-extern uint32_t _binary_day3_sample2_txt_end __asm("_binary_day3_sample2_txt_end");
-extern uint32_t _binary_day3_sample2_txt_size __asm("_binary_day3_sample2_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day4/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day4_input_txt_start __asm("_binary_day4_input_txt_start");
-extern uint32_t _binary_day4_input_txt_end __asm("_binary_day4_input_txt_end");
-extern uint32_t _binary_day4_input_txt_size __asm("_binary_day4_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day4/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day4_sample1_txt_start __asm("_binary_day4_sample1_txt_start");
-extern uint32_t _binary_day4_sample1_txt_end __asm("_binary_day4_sample1_txt_end");
-extern uint32_t _binary_day4_sample1_txt_size __asm("_binary_day4_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day5/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day5_input_txt_start __asm("_binary_day5_input_txt_start");
-extern uint32_t _binary_day5_input_txt_end __asm("_binary_day5_input_txt_end");
-extern uint32_t _binary_day5_input_txt_size __asm("_binary_day5_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day5/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day5_sample1_txt_start __asm("_binary_day5_sample1_txt_start");
-extern uint32_t _binary_day5_sample1_txt_end __asm("_binary_day5_sample1_txt_end");
-extern uint32_t _binary_day5_sample1_txt_size __asm("_binary_day5_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day6/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day6_input_txt_start __asm("_binary_day6_input_txt_start");
-extern uint32_t _binary_day6_input_txt_end __asm("_binary_day6_input_txt_end");
-extern uint32_t _binary_day6_input_txt_size __asm("_binary_day6_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day6/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day6_sample1_txt_start __asm("_binary_day6_sample1_txt_start");
-extern uint32_t _binary_day6_sample1_txt_end __asm("_binary_day6_sample1_txt_end");
-extern uint32_t _binary_day6_sample1_txt_size __asm("_binary_day6_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day7/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day7_input_txt_start __asm("_binary_day7_input_txt_start");
-extern uint32_t _binary_day7_input_txt_end __asm("_binary_day7_input_txt_end");
-extern uint32_t _binary_day7_input_txt_size __asm("_binary_day7_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day7/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day7_sample1_txt_start __asm("_binary_day7_sample1_txt_start");
-extern uint32_t _binary_day7_sample1_txt_end __asm("_binary_day7_sample1_txt_end");
-extern uint32_t _binary_day7_sample1_txt_size __asm("_binary_day7_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day8/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day8_input_txt_start __asm("_binary_day8_input_txt_start");
-extern uint32_t _binary_day8_input_txt_end __asm("_binary_day8_input_txt_end");
-extern uint32_t _binary_day8_input_txt_size __asm("_binary_day8_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day8/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day8_sample1_txt_start __asm("_binary_day8_sample1_txt_start");
-extern uint32_t _binary_day8_sample1_txt_end __asm("_binary_day8_sample1_txt_end");
-extern uint32_t _binary_day8_sample1_txt_size __asm("_binary_day8_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day9/input.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day9_input_txt_start __asm("_binary_day9_input_txt_start");
-extern uint32_t _binary_day9_input_txt_end __asm("_binary_day9_input_txt_end");
-extern uint32_t _binary_day9_input_txt_size __asm("_binary_day9_input_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

day9/sample1.txt.h

@@ -1,15 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-extern uint32_t _binary_day9_sample1_txt_start __asm("_binary_day9_sample1_txt_start");
-extern uint32_t _binary_day9_sample1_txt_end __asm("_binary_day9_sample1_txt_end");
-extern uint32_t _binary_day9_sample1_txt_size __asm("_binary_day9_sample1_txt_size");
-
-#ifdef __cplusplus
-}
-#endif

gen.sh

@@ -2,87 +2,100 @@
 
 set -ex
 
-day="$1"
+year="$1"
+day="$2"
 
-if [ ! -z "$day" ]; then
+if [ ! -z $year && ! -z "$year/$day" ]; then
     re='^[0-9]+$'
+    if ! [[ $year =~ $re ]] ; then
+        echo "error: $year: not a number" >&2
+        exit 1
+    fi
     if ! [[ $day =~ $re ]] ; then
         echo "error: $day: not a number" >&2
         exit 1
     fi
 
-    mkdir -p day${day}
+    mkdir -p ${year}/day${day}
-    cat <<EOF > day${day}/solution.c
+    cat <<EOF > ${year}/day${day}/solution.c
 #include <stdint.h>
 
-int64_t day${day}_part1(const char * input, int length)
+int64_t ${year}_day${day}_part1(const char * input, int length)
 {
   return -1;
 }
 
-int64_t day${day}_part2(const char * input, int length)
+int64_t ${year}_day${day}_part2(const char * input, int length)
 {
   return -1;
 }
 EOF
 
-    if [ ! -f day${day}/sample1.txt ]; then
+    if [ ! -f ${year}/day${day}/sample1.txt ]; then
-        touch day${day}/sample1.txt
+        touch ${year}/day${day}/sample1.txt
     fi
 
-    if [ ! -f day${day}/input.txt ]; then
+    if [ ! -f ${year}/day${day}/input.txt ]; then
-        touch day${day}/input.txt
+        touch ${year}/day${day}/input.txt
     fi
 fi
 
+function binary_header_include ()
+{
+    echo "#include \"${1}/sample1.txt.h\"" >> input_dreamcast.inc
+    if [ -f ${i}/sample2.txt ]; then
+        echo "#include \"${1}/sample2.txt.h\"" >> input_dreamcast.inc
+    fi
+    echo "#include \"${1}/input.txt.h\"" >> input_dreamcast.inc
+}
+
 function gen_start_size ()
 {
-    echo "$1  { (  char *)&_binary_${2}_${3}_txt_start,"    >> input_dreamcast.inc
+    local name=${2//\//_}
-    echo "$1    (uint32_t)&_binary_${2}_${3}_txt_size   }," >> input_dreamcast.inc
+    echo "$1  { (  char *)&_binary_${name}_${3}_txt_start,"    >> input_dreamcast.inc
+    echo "$1    (uint32_t)&_binary_${name}_${3}_txt_size   }," >> input_dreamcast.inc
 }
 
+function sample ()
+{
+    echo "  {"  >> input_dreamcast.inc
+    gen_start_size "  " "${1}" "sample1"
+    if [ ! -f ${i}/sample2.txt ]; then
+        gen_start_size "  " "${1}" "sample1"
+    else
+        gen_start_size "  " "${1}" "sample2"
+    fi
+    echo "  }," >> input_dreamcast.inc
+}
 
-for i in day? day?? ; do
+for i in ????/day? ????/day?? ; do
     make ${i}/sample1.txt.h ${i}/input.txt.h
     if [ -f ${i}/sample2.txt ]; then
         make ${i}/sample2.txt.h
     fi
 done
 
-
 truncate -s0 input_dreamcast.inc
 
-for i in day? day?? ; do
+for i in ????/day? ????/day?? ; do
-    echo "#include \"${i}/sample1.txt.h\"" >> input_dreamcast.inc
+    binary_header_include ${i}
-    if [ -f ${i}/sample2.txt ]; then
-        echo "#include \"${i}/sample2.txt.h\"" >> input_dreamcast.inc
-    fi
-    echo "#include \"${i}/input.txt.h\"" >> input_dreamcast.inc
 done
 echo >> input_dreamcast.inc
 echo "static struct start_size sample[][2] = {" >> input_dreamcast.inc
-for i in day? day?? ; do
+for i in ????/day? ????/day?? ; do
-    echo "  {"  >> input_dreamcast.inc
+    sample ${i}
-    gen_start_size "  " "${i}" "sample1"
-    if [ ! -f ${i}/sample2.txt ]; then
-        gen_start_size "  " "${i}" "sample1"
-    else
-        gen_start_size "  " "${i}" "sample2"
-    fi
-    echo "  }," >> input_dreamcast.inc
 done
 echo "};" >> input_dreamcast.inc
 echo >> input_dreamcast.inc
 echo "static struct start_size input[] = {" >> input_dreamcast.inc
-for i in day? day?? ; do
+for i in ????/day? ????/day?? ; do
     gen_start_size "" "${i}" "input"
 done
 echo "};" >> input_dreamcast.inc
 
-
 truncate -s0 solutions.mk
 echo -n "DAY_OBJ =" >> solutions.mk
-for i in day? day?? ; do
+for i in ????/day? ????/day?? ; do
     echo " \\" >> solutions.mk
     echo "	${i}/sample1.txt.o \\" >> solutions.mk
     if [ -f ${i}/sample2.txt ]; then
@@ -96,26 +109,41 @@ for i in day? day?? ; do
 done
 echo >> solutions.mk
 
-truncate -s0 runner.inc
+function part_declaration ()
-for i in day? day?? ; do
+{
-    echo "int64_t ${i}_part1(const char * input, int length);" >> runner.inc
+    local name=${1//\//_}
-    echo "int64_t ${i}_part2(const char * input, int length);" >> runner.inc
+    echo "int64_t _${name}_part1(const char * input, int length);" >> runner.inc
-    if [ -f ${i}/render.cpp ]; then
+    echo "int64_t _${name}_part2(const char * input, int length);" >> runner.inc
-        echo "void ${i}_render(const struct font * font," >> runner.inc
+    if [ -f ${1}/render.cpp ]; then
+        echo "void _${name}_render(const struct font * font," >> runner.inc
         echo "                   const struct glyph * glyphs," >> runner.inc
         echo "                   const void * maple_ft0_data);" >> runner.inc
     fi
-done
+}
-echo >> runner.inc
+
-echo "struct day_funcs solution[] = {" >> runner.inc
+function solution_array_content ()
-for i in day? day?? ; do
+{
+    local name=${1//\//_}
+    regex='([0-9]+)/day([0-9]+)'
+    [[ $1 =~ $regex ]]
     echo "  {" >> runner.inc
-    echo "    {${i}_part1, ${i}_part2}," >> runner.inc
+    echo "    ${BASH_REMATCH[1]}, ${BASH_REMATCH[2]}," >> runner.inc
+    echo "    {_${name}_part1, _${name}_part2}," >> runner.inc
     if [ -f ${i}/render.cpp ]; then
-        echo "    ${i}_render," >> runner.inc
+        echo "    _${name}_render," >> runner.inc
     else
         echo "    NULL," >> runner.inc
     fi
     echo "  }," >> runner.inc
+}
+
+truncate -s0 runner.inc
+for i in ????/day? ????/day?? ; do
+    part_declaration ${i}
+done
+echo >> runner.inc
+echo "struct day_funcs solution[] = {" >> runner.inc
+for i in ????/day? ????/day?? ; do
+    solution_array_content ${i}
 done
 echo "};" >> runner.inc

input.h

@@ -4,8 +4,8 @@
 extern "C" {
 #endif
 
-void open_input(int day, char ** buf, int * length);
+void open_input(int ix, char ** buf, int * length);
-void open_sample(int day, int part, char ** buf, int * length);
+void open_sample(int ix, int part, char ** buf, int * length);
 
 #ifdef __cplusplus
 }

input_dreamcast.c

@@ -12,24 +12,24 @@ struct start_size {
 
 const int input_size = (sizeof (input)) / (sizeof (input[0]));
 
-void open_input(int day, char ** buf, int * length)
+void open_input(int ix, char ** buf, int * length)
 {
-  if (day < 1 || day > input_size) {
+  if (ix < 0 || ix >= input_size) {
     *buf = NULL;
     *length = 0;
   } else {
-    *buf    = input[day - 1].start;
+    *buf    = input[ix].start;
-    *length = input[day - 1].size;
+    *length = input[ix].size;
   }
 }
 
-void open_sample(int day, int part, char ** buf, int * length)
+void open_sample(int ix, int part, char ** buf, int * length)
 {
-  if (day < 1 || day > input_size || part < 1 || part > 2) {
+  if (ix < 1 || ix > input_size || part < 0 || part > 1) {
     *buf = NULL;
     *length = 0;
   } else {
-    *buf    = sample[day - 1][part - 1].start;
+    *buf    = sample[ix][part].start;
-    *length = sample[day - 1][part - 1].size;
+    *length = sample[ix][part].size;
   }
 }

input_dreamcast.inc

@@ -1,117 +1,128 @@
-#include "day1/sample1.txt.h"
+#include "2023/day1/sample1.txt.h"
-#include "day1/input.txt.h"
+#include "2023/day1/sample2.txt.h"
-#include "day2/sample1.txt.h"
+#include "2023/day1/input.txt.h"
-#include "day2/input.txt.h"
+#include "2024/day1/sample1.txt.h"
-#include "day3/sample1.txt.h"
+#include "2024/day1/input.txt.h"
-#include "day3/sample2.txt.h"
+#include "2024/day2/sample1.txt.h"
-#include "day3/input.txt.h"
+#include "2024/day2/input.txt.h"
-#include "day4/sample1.txt.h"
+#include "2024/day3/sample1.txt.h"
-#include "day4/input.txt.h"
+#include "2024/day3/sample2.txt.h"
-#include "day5/sample1.txt.h"
+#include "2024/day3/input.txt.h"
-#include "day5/input.txt.h"
+#include "2024/day4/sample1.txt.h"
-#include "day6/sample1.txt.h"
+#include "2024/day4/input.txt.h"
-#include "day6/input.txt.h"
+#include "2024/day5/sample1.txt.h"
-#include "day7/sample1.txt.h"
+#include "2024/day5/input.txt.h"
-#include "day7/input.txt.h"
+#include "2024/day6/sample1.txt.h"
-#include "day8/sample1.txt.h"
+#include "2024/day6/input.txt.h"
-#include "day8/input.txt.h"
+#include "2024/day7/sample1.txt.h"
-#include "day9/sample1.txt.h"
+#include "2024/day7/input.txt.h"
-#include "day9/input.txt.h"
+#include "2024/day8/sample1.txt.h"
-#include "day10/sample1.txt.h"
+#include "2024/day8/input.txt.h"
-#include "day10/input.txt.h"
+#include "2024/day9/sample1.txt.h"
-#include "day11/sample1.txt.h"
+#include "2024/day9/input.txt.h"
-#include "day11/input.txt.h"
+#include "2024/day10/sample1.txt.h"
+#include "2024/day10/input.txt.h"
+#include "2024/day11/sample1.txt.h"
+#include "2024/day11/input.txt.h"
 
 static struct start_size sample[][2] = {
   {
-    { (  char *)&_binary_day1_sample1_txt_start,
+    { (  char *)&_binary_2023_day1_sample1_txt_start,
-      (uint32_t)&_binary_day1_sample1_txt_size   },
+      (uint32_t)&_binary_2023_day1_sample1_txt_size   },
-    { (  char *)&_binary_day1_sample1_txt_start,
+    { (  char *)&_binary_2023_day1_sample2_txt_start,
-      (uint32_t)&_binary_day1_sample1_txt_size   },
+      (uint32_t)&_binary_2023_day1_sample2_txt_size   },
   },
   {
-    { (  char *)&_binary_day2_sample1_txt_start,
+    { (  char *)&_binary_2024_day1_sample1_txt_start,
-      (uint32_t)&_binary_day2_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day1_sample1_txt_size   },
-    { (  char *)&_binary_day2_sample1_txt_start,
+    { (  char *)&_binary_2024_day1_sample1_txt_start,
-      (uint32_t)&_binary_day2_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day1_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day3_sample1_txt_start,
+    { (  char *)&_binary_2024_day2_sample1_txt_start,
-      (uint32_t)&_binary_day3_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day2_sample1_txt_size   },
-    { (  char *)&_binary_day3_sample2_txt_start,
+    { (  char *)&_binary_2024_day2_sample1_txt_start,
-      (uint32_t)&_binary_day3_sample2_txt_size   },
+      (uint32_t)&_binary_2024_day2_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day4_sample1_txt_start,
+    { (  char *)&_binary_2024_day3_sample1_txt_start,
-      (uint32_t)&_binary_day4_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day3_sample1_txt_size   },
-    { (  char *)&_binary_day4_sample1_txt_start,
+    { (  char *)&_binary_2024_day3_sample2_txt_start,
-      (uint32_t)&_binary_day4_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day3_sample2_txt_size   },
   },
   {
-    { (  char *)&_binary_day5_sample1_txt_start,
+    { (  char *)&_binary_2024_day4_sample1_txt_start,
-      (uint32_t)&_binary_day5_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day4_sample1_txt_size   },
-    { (  char *)&_binary_day5_sample1_txt_start,
+    { (  char *)&_binary_2024_day4_sample1_txt_start,
-      (uint32_t)&_binary_day5_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day4_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day6_sample1_txt_start,
+    { (  char *)&_binary_2024_day5_sample1_txt_start,
-      (uint32_t)&_binary_day6_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day5_sample1_txt_size   },
-    { (  char *)&_binary_day6_sample1_txt_start,
+    { (  char *)&_binary_2024_day5_sample1_txt_start,
-      (uint32_t)&_binary_day6_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day5_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day7_sample1_txt_start,
+    { (  char *)&_binary_2024_day6_sample1_txt_start,
-      (uint32_t)&_binary_day7_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day6_sample1_txt_size   },
-    { (  char *)&_binary_day7_sample1_txt_start,
+    { (  char *)&_binary_2024_day6_sample1_txt_start,
-      (uint32_t)&_binary_day7_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day6_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day8_sample1_txt_start,
+    { (  char *)&_binary_2024_day7_sample1_txt_start,
-      (uint32_t)&_binary_day8_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day7_sample1_txt_size   },
-    { (  char *)&_binary_day8_sample1_txt_start,
+    { (  char *)&_binary_2024_day7_sample1_txt_start,
-      (uint32_t)&_binary_day8_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day7_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day9_sample1_txt_start,
+    { (  char *)&_binary_2024_day8_sample1_txt_start,
-      (uint32_t)&_binary_day9_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day8_sample1_txt_size   },
-    { (  char *)&_binary_day9_sample1_txt_start,
+    { (  char *)&_binary_2024_day8_sample1_txt_start,
-      (uint32_t)&_binary_day9_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day8_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day10_sample1_txt_start,
+    { (  char *)&_binary_2024_day9_sample1_txt_start,
-      (uint32_t)&_binary_day10_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day9_sample1_txt_size   },
-    { (  char *)&_binary_day10_sample1_txt_start,
+    { (  char *)&_binary_2024_day9_sample1_txt_start,
-      (uint32_t)&_binary_day10_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day9_sample1_txt_size   },
   },
   {
-    { (  char *)&_binary_day11_sample1_txt_start,
+    { (  char *)&_binary_2024_day10_sample1_txt_start,
-      (uint32_t)&_binary_day11_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day10_sample1_txt_size   },
-    { (  char *)&_binary_day11_sample1_txt_start,
+    { (  char *)&_binary_2024_day10_sample1_txt_start,
-      (uint32_t)&_binary_day11_sample1_txt_size   },
+      (uint32_t)&_binary_2024_day10_sample1_txt_size   },
+  },
+  {
+    { (  char *)&_binary_2024_day11_sample1_txt_start,
+      (uint32_t)&_binary_2024_day11_sample1_txt_size   },
+    { (  char *)&_binary_2024_day11_sample1_txt_start,
+      (uint32_t)&_binary_2024_day11_sample1_txt_size   },
   },
 };
 
 static struct start_size input[] = {
-  { (  char *)&_binary_day1_input_txt_start,
+  { (  char *)&_binary_2023_day1_input_txt_start,
-    (uint32_t)&_binary_day1_input_txt_size   },
+    (uint32_t)&_binary_2023_day1_input_txt_size   },
-  { (  char *)&_binary_day2_input_txt_start,
+  { (  char *)&_binary_2024_day1_input_txt_start,
-    (uint32_t)&_binary_day2_input_txt_size   },
+    (uint32_t)&_binary_2024_day1_input_txt_size   },
-  { (  char *)&_binary_day3_input_txt_start,
+  { (  char *)&_binary_2024_day2_input_txt_start,
-    (uint32_t)&_binary_day3_input_txt_size   },
+    (uint32_t)&_binary_2024_day2_input_txt_size   },
-  { (  char *)&_binary_day4_input_txt_start,
+  { (  char *)&_binary_2024_day3_input_txt_start,
-    (uint32_t)&_binary_day4_input_txt_size   },
+    (uint32_t)&_binary_2024_day3_input_txt_size   },
-  { (  char *)&_binary_day5_input_txt_start,
+  { (  char *)&_binary_2024_day4_input_txt_start,
-    (uint32_t)&_binary_day5_input_txt_size   },
+    (uint32_t)&_binary_2024_day4_input_txt_size   },
-  { (  char *)&_binary_day6_input_txt_start,
+  { (  char *)&_binary_2024_day5_input_txt_start,
-    (uint32_t)&_binary_day6_input_txt_size   },
+    (uint32_t)&_binary_2024_day5_input_txt_size   },
-  { (  char *)&_binary_day7_input_txt_start,
+  { (  char *)&_binary_2024_day6_input_txt_start,
-    (uint32_t)&_binary_day7_input_txt_size   },
+    (uint32_t)&_binary_2024_day6_input_txt_size   },
-  { (  char *)&_binary_day8_input_txt_start,
+  { (  char *)&_binary_2024_day7_input_txt_start,
-    (uint32_t)&_binary_day8_input_txt_size   },
+    (uint32_t)&_binary_2024_day7_input_txt_size   },
-  { (  char *)&_binary_day9_input_txt_start,
+  { (  char *)&_binary_2024_day8_input_txt_start,
-    (uint32_t)&_binary_day9_input_txt_size   },
+    (uint32_t)&_binary_2024_day8_input_txt_size   },
-  { (  char *)&_binary_day10_input_txt_start,
+  { (  char *)&_binary_2024_day9_input_txt_start,
-    (uint32_t)&_binary_day10_input_txt_size   },
+    (uint32_t)&_binary_2024_day9_input_txt_size   },
-  { (  char *)&_binary_day11_input_txt_start,
+  { (  char *)&_binary_2024_day10_input_txt_start,
-    (uint32_t)&_binary_day11_input_txt_size   },
+    (uint32_t)&_binary_2024_day10_input_txt_size   },
+  { (  char *)&_binary_2024_day11_input_txt_start,
+    (uint32_t)&_binary_2024_day11_input_txt_size   },
 };

runner.c

@@ -12,6 +12,8 @@ typedef void (* render_func)(const struct font * font,
                              const void * maple_ft0_data);
 
 struct day_funcs {
+  int year;
+  int day;
   part_func part[2];
   render_func render;
 };
@@ -23,6 +25,7 @@ const int solution_ticks = solution_days * 2;
 bool runner_tick(struct runner_state * runner_state)
 {
   int tick = (solution_ticks - 1) - runner_state->tick;
+  //int tick = runner_state->tick;
 
   if (tick < 0) {
     runner_state->want_render = false;
@@ -30,20 +33,19 @@ bool runner_tick(struct runner_state * runner_state)
   }
 
   int part = tick % 2;
-  int day = tick / 2;
+  int ix = tick / 2;
+  int year = solution[ix].year;
+  int day = solution[ix].day;
 
-  if (day < 10)
+  runner_state->want_render = solution[ix].render != NULL;
-    return true;
-
-  runner_state->want_render = solution[day].render != NULL;
 
   char * buf;
   int length;
-  //open_sample(day + 1, part + 1, &buf, &length);
+  open_sample(ix, part, &buf, &length);
-  open_input(day + 1, &buf, &length);
+  //open_input(ix, &buf, &length);
   int64_t answer = solution[day].part[part](buf, length);
 
-  printf("day %d part %d: %l\n", day + 1, part + 1, answer);
+  printf("%d day %d part %d: %l\n", year, day, part + 1, answer);
 
   runner_state->tick += 1;
 

runner.inc

@@ -1,72 +1,90 @@
-int64_t day1_part1(const char * input, int length);
+int64_t _2023_day1_part1(const char * input, int length);
-int64_t day1_part2(const char * input, int length);
+int64_t _2023_day1_part2(const char * input, int length);
-int64_t day2_part1(const char * input, int length);
+int64_t _2024_day1_part1(const char * input, int length);
-int64_t day2_part2(const char * input, int length);
+int64_t _2024_day1_part2(const char * input, int length);
-int64_t day3_part1(const char * input, int length);
+int64_t _2024_day2_part1(const char * input, int length);
-int64_t day3_part2(const char * input, int length);
+int64_t _2024_day2_part2(const char * input, int length);
-int64_t day4_part1(const char * input, int length);
+int64_t _2024_day3_part1(const char * input, int length);
-int64_t day4_part2(const char * input, int length);
+int64_t _2024_day3_part2(const char * input, int length);
-int64_t day5_part1(const char * input, int length);
+int64_t _2024_day4_part1(const char * input, int length);
-int64_t day5_part2(const char * input, int length);
+int64_t _2024_day4_part2(const char * input, int length);
-int64_t day6_part1(const char * input, int length);
+int64_t _2024_day5_part1(const char * input, int length);
-int64_t day6_part2(const char * input, int length);
+int64_t _2024_day5_part2(const char * input, int length);
-void day6_render(const struct font * font,
+int64_t _2024_day6_part1(const char * input, int length);
+int64_t _2024_day6_part2(const char * input, int length);
+void _2024_day6_render(const struct font * font,
                    const struct glyph * glyphs,
                    const void * maple_ft0_data);
-int64_t day7_part1(const char * input, int length);
+int64_t _2024_day7_part1(const char * input, int length);
-int64_t day7_part2(const char * input, int length);
+int64_t _2024_day7_part2(const char * input, int length);
-int64_t day8_part1(const char * input, int length);
+int64_t _2024_day8_part1(const char * input, int length);
-int64_t day8_part2(const char * input, int length);
+int64_t _2024_day8_part2(const char * input, int length);
-int64_t day9_part1(const char * input, int length);
+int64_t _2024_day9_part1(const char * input, int length);
-int64_t day9_part2(const char * input, int length);
+int64_t _2024_day9_part2(const char * input, int length);
-int64_t day10_part1(const char * input, int length);
+int64_t _2024_day10_part1(const char * input, int length);
-int64_t day10_part2(const char * input, int length);
+int64_t _2024_day10_part2(const char * input, int length);
-int64_t day11_part1(const char * input, int length);
+int64_t _2024_day11_part1(const char * input, int length);
-int64_t day11_part2(const char * input, int length);
+int64_t _2024_day11_part2(const char * input, int length);
 
 struct day_funcs solution[] = {
   {
-    {day1_part1, day1_part2},
+    2023, 1,
+    {_2023_day1_part1, _2023_day1_part2},
     NULL,
   },
   {
-    {day2_part1, day2_part2},
+    2024, 1,
+    {_2024_day1_part1, _2024_day1_part2},
     NULL,
   },
   {
-    {day3_part1, day3_part2},
+    2024, 2,
+    {_2024_day2_part1, _2024_day2_part2},
     NULL,
   },
   {
-    {day4_part1, day4_part2},
+    2024, 3,
+    {_2024_day3_part1, _2024_day3_part2},
     NULL,
   },
   {
-    {day5_part1, day5_part2},
+    2024, 4,
+    {_2024_day4_part1, _2024_day4_part2},
     NULL,
   },
   {
-    {day6_part1, day6_part2},
+    2024, 5,
-    day6_render,
+    {_2024_day5_part1, _2024_day5_part2},
-  },
-  {
-    {day7_part1, day7_part2},
     NULL,
   },
   {
-    {day8_part1, day8_part2},
+    2024, 6,
+    {_2024_day6_part1, _2024_day6_part2},
+    _2024_day6_render,
+  },
+  {
+    2024, 7,
+    {_2024_day7_part1, _2024_day7_part2},
     NULL,
   },
   {
-    {day9_part1, day9_part2},
+    2024, 8,
+    {_2024_day8_part1, _2024_day8_part2},
     NULL,
   },
   {
-    {day10_part1, day10_part2},
+    2024, 9,
+    {_2024_day9_part1, _2024_day9_part2},
     NULL,
   },
   {
-    {day11_part1, day11_part2},
+    2024, 10,
+    {_2024_day10_part1, _2024_day10_part2},
+    NULL,
+  },
+  {
+    2024, 11,
+    {_2024_day11_part1, _2024_day11_part2},
     NULL,
   },
 };

solutions.mk

@@ -1,36 +1,40 @@
 DAY_OBJ = \
-	day1/sample1.txt.o \
+	2023/day1/sample1.txt.o \
-	day1/input.txt.o \
+	2023/day1/sample2.txt.o \
-	day1/solution.o \
+	2023/day1/input.txt.o \
-	day2/sample1.txt.o \
+	2023/day1/solution.o \
-	day2/input.txt.o \
+	2024/day1/sample1.txt.o \
-	day2/solution.o \
+	2024/day1/input.txt.o \
-	day3/sample1.txt.o \
+	2024/day1/solution.o \
-	day3/sample2.txt.o \
+	2024/day2/sample1.txt.o \
-	day3/input.txt.o \
+	2024/day2/input.txt.o \
-	day3/solution.o \
+	2024/day2/solution.o \
-	day4/sample1.txt.o \
+	2024/day3/sample1.txt.o \
-	day4/input.txt.o \
+	2024/day3/sample2.txt.o \
-	day4/solution.o \
+	2024/day3/input.txt.o \
-	day5/sample1.txt.o \
+	2024/day3/solution.o \
-	day5/input.txt.o \
+	2024/day4/sample1.txt.o \
-	day5/solution.o \
+	2024/day4/input.txt.o \
-	day6/sample1.txt.o \
+	2024/day4/solution.o \
-	day6/input.txt.o \
+	2024/day5/sample1.txt.o \
-	day6/render.o \
+	2024/day5/input.txt.o \
-	day6/solution.o \
+	2024/day5/solution.o \
-	day7/sample1.txt.o \
+	2024/day6/sample1.txt.o \
-	day7/input.txt.o \
+	2024/day6/input.txt.o \
-	day7/solution.o \
+	2024/day6/render.o \
-	day8/sample1.txt.o \
+	2024/day6/solution.o \
-	day8/input.txt.o \
+	2024/day7/sample1.txt.o \
-	day8/solution.o \
+	2024/day7/input.txt.o \
-	day9/sample1.txt.o \
+	2024/day7/solution.o \
-	day9/input.txt.o \
+	2024/day8/sample1.txt.o \
-	day9/solution.o \
+	2024/day8/input.txt.o \
-	day10/sample1.txt.o \
+	2024/day8/solution.o \
-	day10/input.txt.o \
+	2024/day9/sample1.txt.o \
-	day10/solution.o \
+	2024/day9/input.txt.o \
-	day11/sample1.txt.o \
+	2024/day9/solution.o \
-	day11/input.txt.o \
+	2024/day10/sample1.txt.o \
-	day11/solution.o
+	2024/day10/input.txt.o \
+	2024/day10/solution.o \
+	2024/day11/sample1.txt.o \
+	2024/day11/input.txt.o \
+	2024/day11/solution.o