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[AtCoder]ABC-048|B - Between a and b ...

2022/12/20に公開

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提出結果

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


def main():
    a, b, x = getIntMap()

    print(((b // x) + 1) if a == 0 else ((b // x) - ((a - 1) // x)))


if __name__ == "__main__":
    main()

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