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【POJ2266】【树状数组+离散化】Ultra-QuickSort
DescriptionIn this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequence of n distinct integers by swapping ...
分类:编程语言   时间:2015-03-07 09:03:43    阅读次数:160
Lintcode: k Sum
Given n distinct positive integers, integer k (k i) res[i][j][t] = 0;18 else res[i][j][t] = res[i-1][j][t];19 ...
分类:其他好文   时间:2015-03-07 06:17:17    阅读次数:163
LeetCode Climbing Stairs
1.题目You are climbing a stair case. It takes n steps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?2.解决方案class Solution { public: ...
分类:其他好文   时间:2015-03-06 19:11:17    阅读次数:113
Climbing Stairs
Climbing Stairs问题:You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ...
分类:其他好文   时间:2015-03-06 16:52:48    阅读次数:101
完美解决distinct中使用多个字段的方法
众所周知,distinct可以列出不重复的记录,对于单个字段来说distinct使用比较简单,但是对于多个字段来说,distinct使用起来会使人发狂。而且貌似也没有见到微软对distinct使用多字段的任何说明。下面就提供了一种方法可以在使用distinct的时候同时使用多个字段。select 要...
分类:其他好文   时间:2015-03-06 15:42:57    阅读次数:138
A1020. Tree Traversals (25)
Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, you are supposed to ou...
分类:其他好文   时间:2015-03-06 00:57:57    阅读次数:152
数学:给你长度1~n的线段 组成三角形最长边长度不超过你的n三角形有多少个
nyoj 982Triangle Counting 时间限制:1000 ms | 内存限制:65535 KB 难度:3 描述 You are given n rods of length 1, 2…, n. You have to pick any 3 of them and build a triangle. How many distinct triangles can you make? Note that, two triangles will be considered different i...
分类:其他好文   时间:2015-03-05 16:56:54    阅读次数:222
Sorting It All Out(topo)
Sorting It All OutTime Limit:1000MSMemory Limit:10000KTotal Submissions:28762Accepted:9964DescriptionAn ascending sorted sequence of distinct values i...
分类:其他好文   时间:2015-03-05 14:16:42    阅读次数:202
N-Queens II
N-Queens II问题:Follow up for N-Queens problem.Now, instead outputting board configurations, return the total number of distinct solutions思路: 典型的DFS方法+....
分类:其他好文   时间:2015-03-05 12:11:36    阅读次数:123
[LeetCode] N-Queens II
Follow up for N-Queens problem.Now, instead outputting board configurations, return the total number of distinct solutions.思路:和 N-queens 一样,不过只统计个数而言,...
分类:其他好文   时间:2015-03-04 18:30:44    阅读次数:158
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