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ZOJ 3829 Known Notation 乱搞
乱搞: 1.数字的个数要比*的个数多一个,如果数字不足需要先把数字补满 2.最优的结构应该是数字都在左边,*都在右边 3.从左往右扫一遍,遇到数字+1,遇到*-1,如果当前值 Known Notation Time Limit: 2 Seconds      Memory Limit: 65536 KB Do you know reverse Polish no...
分类:其他好文   时间:2014-10-15 11:30:10    阅读次数:222
2014ACM/ICPC亚洲区域赛牡丹江站D和K题
Known Notation Time Limit: 2 Seconds      Memory Limit: 131072 KB Do you know reverse Polish notation (RPN)? It is a known notation in the area of mathematics and computer science. It is also kn...
分类:其他好文   时间:2014-10-15 00:11:49    阅读次数:297
2014牡丹江K Known Notation
Known NotationTime Limit: 2 Seconds Memory Limit: 65536 KBDo you know reverse Polish notation (RPN)? It is a known notation in the area of mathematic....
分类:其他好文   时间:2014-10-14 23:04:39    阅读次数:220
Java数据结构与算法(3) - 栈(栈和转置)
栈的基本特性是后进先出,最简单的用途是用于转置,还有其他诸如括号匹配,中序表达式(A+B*(C-D/(E+F)) --> ABCDEF+/-*+)和后续表达式(345+*612+/- --> 3*(4+5)-6/(1+2))互换等高级用法。示例代码:package chap04.Reverse;im...
分类:编程语言   时间:2014-10-14 17:38:38    阅读次数:229
unix环境高级编程-7-process env
1. exit handler. atexit(void (*func)(void)); #automatically called by exit() exit() calls these functions in reverse order of their registeration....
分类:其他好文   时间:2014-10-14 17:20:49    阅读次数:238
Leetcode: Evaluate Reverse Polish Notation
Evaluate the value of an arithmetic expression in Reverse Polish Notation.Valid operators are +, -, *, /. Each operand may be an integer or another ex...
分类:其他好文   时间:2014-10-14 09:49:07    阅读次数:219
笔试的一道题(字符串反转poj3750)
#include #include using namespace std; string str; void reverse(int begin,int end) { while(begin<end) { str[begin] = str[begin]^str[end]; str[end] = str[begin]^str[end];...
分类:其他好文   时间:2014-10-14 00:25:57    阅读次数:207
zoj 3829 Known Notation
Known Notation Time Limit: 2 Seconds      Memory Limit: 65536 KB Do you know reverse Polish notation (RPN)? It is a known notation in the area of mathematics and computer science. It is also k...
分类:其他好文   时间:2014-10-13 21:59:07    阅读次数:292
【LeetCode刷题Java版】Evaluate Reverse Polish Notation(计算逆波兰表达式)
Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are +, -, *, /. Each operand may be an integer or another expression. Some examples: ["2", "1",...
分类:编程语言   时间:2014-10-13 20:33:47    阅读次数:231
【LeetCode刷题Java版】Reverse Words in a String
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". click to show clarification. Clarification: What constitutes...
分类:编程语言   时间:2014-10-13 14:44:09    阅读次数:190
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