python中简单破译纯数字输入

import datatime，random
"""破译输入数字"""
m = [1,2,3,4,5,6,7,8,9,0]
c = 2
n = []
print(len(n))
while c > 1:
    starttime = datetime.datetime.now()
    print("程序开始时间：", starttime)
    a = 153
    num = len(m)-1
    b = random.randint(0,num)
    c = random.randint(0,num)
    d = random.randint(0,num)
    e = int("%s"%m[b]+"%s"%m[c]+"%s"%m[d])
    print(e)
    print(len(n))
    if e not in n:
        n.append(e)
        print(n)
        if a == e:
            c = 0
            print(c)
        else:
            c = 3
            print(c)
    else:
        c = 3
        print(c)
        print(n)