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Re:bool *flag =new bool(m+1);这个开空间的怎么就和别的不一样？？？？

Posted by temp_ptr at 2011-09-18 23:40:09 on Problem 2381
In Reply To:bool *flag =new bool(m+1);这个开空间的怎么就和别的不一样？？？？ Posted by:baicaited at 2009-05-16 14:15:28 
memset(flag, false, sizeof(bool) * (m+1));这个size是4*（m+1），应该是1*（m+1）才对，bool*是4byte，bool是1byte
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