Submission #1294456

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Source Code Expand

import itertools


def main():
    n, m = map(int, input().split())

    X = list(map(int, input().split()))
    Y = list(map(int, input().split()))

    s = 0
    for x in itertools.combinations(X, 2):
        for y in itertools.combinations(Y, 2):
            x_len = x[0] - x[1]
            y_len = y[0] - y[1]
            s += x_len * y_len

    print(s % (10 ** 9 + 7))


if __name__ == '__main__':
    main()

Submission Info

Judge Result