题目:输入一个奇数,然后判断最少几个 9 除于该数的结果为整数。
# -*- coding: UTF-8 -*-
if __name__ == '__main__':
zi = int(raw_input('输入一个数字:\n'))
n1 = 1
c9 = 1
m9 = 9
sum = 9
while n1 != 0:
if sum % zi == 0:
n1 = 0
else:
m9 *= 10
sum += m9
c9 += 1
print '%d 个 9 可以被 %d 整除 : %d' % (c9,zi,sum)
r = sum / zi
print '%d / %d = %d' % (sum,zi,r)
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