for i in range(1,10): for j in range(1,10): print('{} X {} = {}'.format(i,j,i*j |
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上一篇: file = open(' Users/yourname/Desktop/file','w') file.write('hello world!')这句代码的 下一篇: hiding_number = phone_number.replace(phone_number[:9],'*' * 9)这句表达式所起的作用是( )。 | ||
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