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纠结死了,纪念下……TLE的注意下……开始用的string的+号连接,g++TLE,c++RE 换成string的insert和append,依然g++TLE,c++RE 最后改成用char的strcat居然就过了,47ms虽然也没有很快,可是用上面那些让我TLE了16次,改掉居然就过了……是string就有那么慢,还是写的太挫了…… 目测不是典型错误,还是给TLE点建议吧…… Followed by:
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