［AtCoder］ABC-070｜B - Two Switches

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• 🔗ABC-070 B - Two Switches

提出結果

def getIntMap():
    return map(int, input().split())


def main():
    a, b, c, d = getIntMap()

    s = a if c < a else c
    e = b if d > b else d

    print(0 if b < c or d < a else e - s)


if __name__ == "__main__":
    main()