秋招笔试（其四）CVTE笔试：求20的阶乘末尾位数为0的个数

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求出20的阶乘的结果的末尾位数为0的个数
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def num_test():
    num = 20
    num_jie = 1
    num_jie_a = 0
    num_jie_b = 0
    a = 0
    for i in range(1, num):
        num_jie = num_jie * i
    while (True):
        for j in range(1, num):
            num_jie_a = num_jie % 10
            if num_jie_a == 0:
                a += 1
            num_jie = int(num_jie // 10)

        if num_jie_a != 0:
            break
        if num_jie <= 0:
            break

    print(a)


num_test()

标签：10,jie,20,笔试,range,num,阶乘
来源： https://blog.csdn.net/qq_42215669/article/details/119490766