2018 年 7月 19 日随笔档案 - ～～zcy

摘要： A string s of length ncan be encrypted by the following algorithm:iterate over all divisors of nin decreasing order (i.e. from n to 1)... 阅读全文

posted @ 2018-07-19 21:11 ～～zcy 阅读(135) 评论(0) 推荐(0)

摘要：模板请看上一篇博客Whuacmers use coins.They have coins of value A1,A2,A3...An Silverland dollar. One day Hibix opened purse and found there were... 阅读全文

posted @ 2018-07-19 15:28 ～～zcy 阅读(182) 评论(0) 推荐(0)

摘要：背包详解请看 https://blog.csdn.net/Septembre_/article/details/81111812一：01背包特点：每种物品只有一件，可以选择放或不放dp[i][j]=max(dp[i-1][j],dp[i-1][j-w[i]]+v... 阅读全文

posted @ 2018-07-19 11:35 ～～zcy 阅读(174) 评论(0) 推荐(0)

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