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hiho 9,12,13,15,17
#开始了一周一次的hiho题解.这周题解有:0) hiho 9, 简单dp.常见铺砖dp1) hiho 12,分组背包.2) hiho 13,15,17, 最近公共祖先问题. LCA##0.hiho 9 题目9 代码9题意:给定n\*m的矩形,使用1\*2或者2\*1的木棍...… Continue reading