什么也不用说，并查集裸题，直接盲敲即可。 1 #include 2 #include 3 #include 4 #include 5 #include 6 #include 7 #include 8 #include 9 using namespace std;10 11 int f...
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其他好文 时间：
2014-07-22 22:47:33
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207
题目链接题意 ： 给你每个柿子树的位置，给你已知长宽的矩形，让这个矩形包含最多的柿子树。输出数目思路 ：数据不是很大，暴力一下就行，也可以用二维树状数组来做。 1 //2029 2 #include 3 #include 4 #include 5 6 using namespace std ...
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2014-07-22 22:41:34
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298
Now I believe thoughts leading to DP is brutal DFS.. DFS is brutal force enumeration, but that's too much and naive. We need pruning. So, DFS + Prunin...
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2014-07-22 22:40:34
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B. Get Many Persimmon TreesTime Limit: 1000msMemory Limit: 30000KB64-bit integer IO format:%lld Java class name:MainSubmitStatusSeiji Hayashi had been...
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2014-07-22 00:30:33
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Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
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2014-07-22 00:28:36
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Ubiquitous ReligionsTime Limit:5000MSMemory Limit:65536KTotal Submissions:23390Accepted:11527DescriptionThere are so many different religions in the w...
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2014-07-22 00:19:33
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155
TilingTime Limit:1000MSMemory Limit:65536KTotal Submissions:7509Accepted:3672DescriptionIn how many ways can you tile a 2xn rectangle by 2x1 or 2x2 ti...
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2014-07-22 00:10:34
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C - Ubiquitous ReligionsTime Limit:5000 MSMemory Limit:65536 KB64-bit integer IO format:%I64d , %I64uJava class name:MainDescriptionThere are so many ...
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2014-07-22 00:03:34
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211
Description
FJ has purchased N (1
The treats are interesting for many reasons:
The treats are numbered 1..N and stored sequentially in single file in a long box that is open at both ends. On...
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2014-07-21 22:18:18
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227
Sum of Consecutive Prime Numbers
Description
Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representations does a given positive ...
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其他好文 时间：
2014-07-21 22:18:12
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222
