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那么对输入的文法要先化简才行?

Posted by richardxx at 2007-04-28 17:52:46 on Problem 3220
In Reply To:给的文法难道有左递归?谁能回答一下么? Posted by:richardxx at 2007-04-28 17:44:17
> 用递归下降分析,结果一直RE....

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