DAY_OBJ = \ day1/sample1.txt.o \ day1/input.txt.o \ day1/solution.o \ day2/sample1.txt.o \ day2/input.txt.o \ day2/solution.o \ day3/sample1.txt.o \ day3/sample2.txt.o \ day3/input.txt.o \ day3/solution.o \ day4/sample1.txt.o \ day4/input.txt.o \ day4/solution.o \ day5/sample1.txt.o \ day5/input.txt.o \ day5/solution.o