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wa的原因很简单呵,我也差点别骗了,开始10几分钟写了个dp交,wa了~~~ 再三检查都发现不了错误 仔细看题,才发现原来题目要求的是区域的长度而不是高度!!!(注意词义了) 样例真是无敌啊。。。。。。。。 附带误导作用。。。 下次看题注意点啦 Followed by:
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