Web Navigation Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 31088   Accepted: 13933 Description Standard web browsers contain features to move backward and forward among the pages recently visited. One way to implement these features…

题目地址:http://poj.org/problem?id=1028 测试样例: Sample Input VISIT http://acm.ashland.edu/ VISIT http://acm.baylor.edu/acmicpc/ BACK BACK BACK FORWARD VISIT http://www.ibm.com/ BACK BACK FORWARD FORWARD FORWARD QUIT Sample Output http://acm.ashland.edu/ ht…

题目链接:http://poj.org/problem? id=1028 Description Standard web browsers contain features to move backward and forward among the pages recently visited. One way to implement these features is to use two stacks to keep track of the pages that can be rea…

考查代码能力的题目.也能够说是算法水题,呵呵. 推荐新手练习代码能力. 要添加难度就使用纯C实现一下stack,那么就有点难度了,能够使用数组模拟环形栈.做多了,我就直接使用STL了. #include <stdio.h> #include <iostream> #include <stack> #include <string> using namespace std; int main() { stack<string> forward; s…

Crossword Answers Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 869   Accepted: 405 Description A crossword puzzle consists of a rectangular grid of black and white squares and two lists of definitions (or descriptions). One list of de…

问题描述: 宇航员在太空中迷失了方向,在他的起始位置现在建立一个虚拟xyz坐标系,称为绝对坐标系,宇航员正面的方向为x轴正方向,头顶方向为z轴正方向,则宇航员的初始状态如下图所示: 现对六个方向分别标号,x,y,z正方向分别为0,1,2,负方向分别为3,4,5:称它们为绝对方向.宇航员在宇宙中只沿着与绝对坐标系xyz轴平行的方向行走,但是他不知道自己当前绝对坐标和自己面向的绝对方向. 任务描述: 请根据宇航员对自己在相对方向上移动的描述确定宇航员最终的绝对坐标和面向的绝对方向.对在相对方向上移动…

题目链接: http://poj.org/problem?id=1028 题意: 模拟浏览器的前进/后退/访问/退出 的四个操作. 输出当前访问的URL或者Ignore(如果不能前进/后退). 分析:  用一个vector加上当前位置索引index即可. 当进行visit一个新的URL时, 应该基于当前URL重新建立FORWORD表(清空以前的FORWORD元素即可). 教训: 操作容器时, 如果对容器进行改变, 那么对应的size()等等也要考虑变化, 否则机会出错. #include <io…

一.Description Standard web browsers contain features to move backward and forward among the pages recently visited. One way to implement these features is to use two stacks to keep track of the pages that can be reached by moving backward and forward…

Euclid's Game Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7942   Accepted: 3227 Description Two players, Stan and Ollie, play, starting with two natural numbers. Stan, the first player, subtracts any positive multiple of the lesser o…

Web Navigation Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 30828   Accepted: 13821 Description Standard web browsers contain features to move backward and forward among the pages recently visited. One way to implement these features…