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[AtCoder]ABC-165|B - 1%

2023/03/12に公開

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提出結果

def getInt():
    return int(input())


def main():
    x = getInt()

    a = 100
    c = 0
    while a < x:
        a += a // 100
        c += 1
    print(c)


if __name__ == "__main__":
    main()

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