原题链接:http://codeforces.com/problemset/problem/320/B 之前自己做的时候一直读不懂题意,看了大佬的博客才知道是用dfs写,一道暴力搜索大水题https://www.cnblogs.com/windysai/p/3531473.html 题目意思:有两种操作:"1 x y" (x < y) 和 "2 a b" (a ≠ b) . 问对于的"2 a b" 询问,能否从第a行的区间到达第b行的区间…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2492 Ping pong Problem Description N(3<=N<=20000) ping pong players live along a west-east street(consider the street as a line segment). Each player has a unique skill rank. To improve their skill rank…
Ping pong Time Limit: 3000MS Memory Limit: Unknown 64bit IO Format: %lld & %llu [Submit] [Go Back] [Status] Description N(3N20000) ping pong players live along a west-east street(consider the street as a li…
B. Ping-Pong (Easy Version) time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output In this problem at each moment you have a set of intervals. You can move from interval (a, b) from our set to in…
3868 - Earthstone: Easy Version Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Submit Status Practice ZOJ 3867 Description Earthstone is a famous online card game created by Lizard Entertainment. It is a collectible card g…
Ping pong Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 3139 Accepted: 1157 Description N(3<=N<=20000) ping pong players live along a west-east street(consider th…
N (3N20000)ping pong players live along a west-east street(consider the street as a line segment). Each player has a unique skill rank. To improve their skill rank, they often compete with each other. If two players want to compete, they must choose…
Ping pong Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4094 Accepted Submission(s): 1522 Problem Description N(3<=N<=20000) ping pong players live along a west-east street(consider the st…
