def solve(data):
    iterations = 0
    for x in range(len(data)):
        rest = 2020 - data[x]

        for y in range(x + 1, len(data)):
            iterations += 1
            second_rest = rest - data[y]

            if second_rest in data:
                print((data[x], data[y], second_rest), (iterations), data[x] * data[y] * second_rest)
                return


if __name__ == '__main__':
    with open('input') as f:
        data = [int(line) for line in f]
        data.sort()

    solve(data)