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4.鑷劧璇█澶勭悊闈復鐫浠涔堟湁瓚ｇ殑鎸戞垬錛?/p>
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Python2.5.1 (r251:54863, Apr 15 2008, 22:57:26)
[GCC4.0.1 (Apple Inc. build 5465)] on darwin
Type"help", "copyright", "credits" or"license" for more information.
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>>>1 + 5 * 2 - 3
8
>>>
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>>>1 +
File "<stdin>", line 1
1+
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SyntaxError:invalid syntax
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