from lib import * input = read_input(2015, 15) TOTAL = 100 ingredients = [[int(x.strip(",")) for x in i[2:-1:2]] for i in map(str.split, input.splitlines())] def solve1(i, x, prev): if i == len(ingredients) - 1: out = 1 for p, e in zip(prev, ingredients[-1]): out *= max(0, p + x * e) return out return max(solve1(i + 1, x - j, [a + j * b for a, b in zip(prev, ingredients[i])]) for j in range(x + 1)) print(solve1(0, TOTAL, [0] * 4)) ingredients = [[int(x.strip(",")) for x in i[2::2]] for i in map(str.split, input.splitlines())] def solve2(i, x, prev): if i == len(ingredients) - 1: if prev[-1] + x * ingredients[-1][-1] != 500: return 0 out = 1 for p, e in zip(prev[:-1], ingredients[-1][:-1]): out *= max(0, p + x * e) return out return max(solve2(i + 1, x - j, [a + j * b for a, b in zip(prev, ingredients[i])]) for j in range(x + 1)) print(solve2(0, TOTAL, [0] * 5))