x?=?'???'?#?用戶輸入的字符串if?x?!=?'MON'?and?x?!=?'TUE'?and?x?!=?'WED'?...?and?x?!=?'SUN': ????print?'input?ok' else: ????print?'input?error'
判斷反了吧
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2014-09-26
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2014-09-26
x1 = 'Feb'
if x1 in months: ? #if在months中有x1(feb),打印ok,沒有打印error
? ? print 'x1: ok'
else:
? ? print 'x1: error'