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发表于 2015-2-12 18:06:09
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- #coding: utf-8
- import random
- signs = '+-'
- print '欢迎进入1-100加减法练习^_^'
- def input_number(number_1, sign, number_2):
- return int(raw_input('%d %s %d = ' % (number_1, sign, number_2)))
- while True:
- (number_1, sign, number_2) = (random.randrange(1, 101), ramdom.sample(signs, 1), random.randrange(1, 101))
- (true_answer, your_answer) = (eval('%d%s%d' % (number_1, sign, number_2), input_number(number_1, sign, number_2))
- while your_answer != true_number:
- print '答错了, 再试一次'
- your_answer = input_number(number_1, sign, number_2)
- print '答对了, 进入下一题'
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