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【leetcode刷题笔记】Scramble String
Given a strings1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively.Below is one possible representation...
分类:其他好文   时间:2014-07-23 15:06:06    阅读次数:320
LeetCode "Copy List with Random Pointer"
Two passes: all pointer linking info will be recorded in 1st pass - to hashmap; 2nd pass recover the pointer relationship from hashmap.1A!class Soluti...
分类:其他好文   时间:2014-07-23 14:59:26    阅读次数:209
poj 3370 Halloween treats
不懂得详见poj  2356  抽屉原理详解,这题竟然卡精度。。。提交了好几次都WA,改成long long sum[100100] 才对 代码如下: #include #include int flag[100100],a[100100],str[100100]; long long sum[100100]; int main() { int n,i,j,t,chi; whi...
分类:其他好文   时间:2014-07-23 13:38:16    阅读次数:228
UVA 5788 Wally World
地址:https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3799 Two star-crossed lovers want to meet. The two lovers are standing at distinct points in t...
分类:其他好文   时间:2014-07-23 13:29:04    阅读次数:242
hdoj 4864 Task 【贪心】
贪心策略:因为2*难度(1~100) 远比500*时间 的影响小,所以说,先对时间从大到小排序,相等的再按照等级从大到小排序;对任务和机器都排序之后,再统计满足任务时间的机器,选择等级最接近任务难度的的机器; 因为数据很多,很可能超出int范围,要用长整型,但是最后输出的时候,如果用printf( "%lld %lld\n", sol, sum );输出的话,会发现第二个数会是0,在这上面wa了n次。。 最后问了一下学长,用了%I64,才正确,后来有自己百度了一下http://blog.csdn.net...
分类:其他好文   时间:2014-07-23 13:25:18    阅读次数:297
hdu 1864最大报销额 (01背包模板)
//注意将价格转化为整数即可 # include # include # include using namespace std; int max(int a,int b) { return a>b?a:b; } int dp[3000050]; int main() { int n,i,j,flag,l,m; int suma,sumb,sumc,sum; double q,...
分类:其他好文   时间:2014-07-23 13:15:36    阅读次数:177
HDU1711 最基础的kmp算法
Problem DescriptionGiven two sequences of numbers : a[1], a[2], ...... , a[N], and b[1], b[2], ...... , b[M] (1 2 #include 3 using namespace std; 4 .....
分类:其他好文   时间:2014-07-23 12:27:06    阅读次数:252
OJ1 Two Sum
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:2014-07-23 12:03:26    阅读次数:287
Merge Two Sorted Lists leetcode java
题目: Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. 题解:....
分类:编程语言   时间:2014-07-23 12:01:36    阅读次数:257
Swap Nodes in Pairs leetcode java
题目:Given a linked list, swap every two adjacent nodes and return its head.For example,Given 1->2->3->4, you should return the list as 2->1->4->3.http....
分类:编程语言   时间:2014-07-23 12:01:06    阅读次数:330
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