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UVALive 4255 Guess
这道题目让我学到了很多一道不走寻常路的题目,给定一串数列的 和 的正负号,即假设数列 为 a1,a2,a3.....an,则一致了 Sij的正负号或者是否等于0,Sij代表了 从 ai 到 aj的和。要你求出任意一种序列,满足题目给定的Sij条件确实是看了白书上的思路都还不太知道怎么写,然后看了LR...
分类:其他好文   时间:2014-05-29 03:58:44    阅读次数:276
LeetCode --- Add Two Numbers
题目链接说来算是个基础题目,可是还是各种CE,各种WA,基础还是不扎实。附上代码: 1 /** 2 * Definition for singly-linked list. 3 * struct ListNode { 4 * int val; 5 * ListNode *ne...
分类:其他好文   时间:2014-05-28 23:56:38    阅读次数:382
[leetcode]Minimum Path Sum @ Python
原题地址:https://oj.leetcode.com/problems/minimum-path-sum/题意:Given amxngrid filled with non-negative numbers, find a path from top left to bottom right w...
分类:编程语言   时间:2014-05-28 03:03:13    阅读次数:320
LeetCode: Two Sum 题解
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two nu...
分类:其他好文   时间:2014-05-26 19:50:39    阅读次数:314
ProjectEuler 005题
题目:2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder.What is the smallest positive number that...
分类:其他好文   时间:2014-05-26 02:12:53    阅读次数:167
52. 不用+、-、×、÷做加法[add two numbers without arithmetic]
add two numbers without arithmetic
分类:其他好文   时间:2014-05-26 01:25:43    阅读次数:224
LeetCode:Add Two Numbers
You are given two linked lists representing two non-negative numbers. The digits are   stored in  reverse order and each of their nodes contain a single digit. Add the two numbers   and return i...
分类:其他好文   时间:2014-05-25 21:36:52    阅读次数:268
关于可图化序列的一点结论 NEU 1429
Graphic SequenceA graphic sequence is a sequence of numbers which can be thedegree sequenceof somegraph. A sequence can be checked to determine if it ...
分类:其他好文   时间:2014-05-25 19:18:00    阅读次数:331
poj1142Smith Numbers
筛素数,分解质因子 1 //Accepted 620 KB 15 ms 2 //wa1 MAXN 太小了一开始用的10005; 3 //wa2 没判断素数 4 //wa3 分解质因子用的小于n 5 #include 6 #include 7 const int MAXN = 1000...
分类:其他好文   时间:2014-05-25 14:52:12    阅读次数:168
动态规划,就是这样! CodeForces 433B - Kuriyama Mirai's Stones
Kuriyama Mirai has killed many monsters and got many (namely n) stones. She numbers the stones from 1 to n. The cost of the i-th stone is vi. Kuriyama Mirai wants to know something about these sto...
分类:其他好文   时间:2014-05-25 07:24:48    阅读次数:315
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