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第 45 届国际大学生程序设计竞赛(ICPC)亚洲网上区域赛模拟赛 E Eat Walnuts
传送门 E Eat Walnuts As we all know, in the ACM ICPC held in 2017, the organizer of Xinjiang University presented a box of walnuts to each coach. Our coach is happy to share with the team members except Mr.Watermelon. He is going to test Mr.Watermelon wiicpc测试赛[E]Eat Walnuts
https://ac.nowcoder.com/acm/contest/8688/E 给定一串数字a b c d e,删除某个数的代价是左右和的平方,eg: 删b,代价是(a+b+c)2 ,求最小代价 解: dp[i][j]代表从i~j的最小代价,不会删除i和j(因为靠边凑不了3个) dp[i][j]=min(dp[i][j],dp[i][h]+dp[h][j]+(a[i]+a[h]+a[j])2) 注意dEat Walnuts(区间DP)
题目连接:https://ac.nowcoder.com/acm/contest/8688/E CSDN食用链接:https://blog.csdn.net/qq_43906000/article/details/109407374 As we all know, in the ACM ICPC held in 2017, the organizer of Xinjiang University presented a box of walnuts to each coach. Our coach i