lines = [[int(m[0][-1]), 1, [[int(o) for o in n.split(" ") if o!= ""] for n in m[1].split(" | ")]] for m in [l.split(": ") for l in open("input.txt", "r").read().splitlines()]] #structure: [[id, #ofcopies, [[winning numbers], [card numbers]]]] summa = 0 for i in range(len(lines)): hits = len(set(lines[i][2][0]).intersection(lines[i][2][1])) summa += pow(2, hits-1) if hits > 0 else 0 for j in range(hits): lines[i+j+1][1] += lines[i][1] summa2 = sum([l[1] for l in lines]) print(summa) print(summa2) #cursed one line solution to part 1 #print(sum([int(pow(2, len(set(l[1][0]).intersection(l[1][1]))-1)) for l in [(int(m[0][-1]), [[int(o) for o in n.split(" ") if o!= ""] for n in m[1].split(" | ")]) for m in [l.split(": ") for l in open("input.txt", "r").read().splitlines()]]]))