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codeforce ABBYY Cup 3.0 - Finals (online version) B2. Shave Beaver! 线段树

B2. Shave Beaver! The Smart Beaver has recently designed and built an innovative nanotechnologic all-purpose beaver mass shaving machine, "Beavershave 5000". Beavershave 5000 can shave beavers by families! How does it work? Very easily! There…

link: http://codeforces.com/contest/331/problem/A2 /* ID: zypz4571 LANG: C++ TASK: abby_a.cpp */ #include <iostream> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <cctype> #include &l…

ABBYY Cup 3.0G3. Good Substrings

题意:定义一个串合法,在n个串中出现次数在li到ri中.问s的所有本质的子串有是多少合法的题解:把所有串用分隔符分开建sam,记录一个该节点对应每个串的出现次数,topo排序后,当该节点s出现次数不为0,而且其他串出现次数满足条件,那么该节点对应的所有子串都满足条件(因为后缀相同,在同一个串中出现次数肯定相同),那么把该节点对应子串个数加到答案中即可 //#pragma GCC optimize(2) //#pragma GCC optimize(3) //#pragma GCC optimi…

ABBYY Cup 3.0 - Finals (online version)

A 开个数组记录一下 #include <iostream> #include<cstdio> #include<cstring> #include<algorithm> #include<cmath> #include<vector> #include<queue> #include<cmath> #include<map> using namespace std; #define LL long…

codeforces C1. The Great Julya Calendar 解题报告

题目链接:http://codeforces.com/problemset/problem/331/C1 这是第一次参加codeforces比赛(ABBYY Cup 3.0 - Finals (online version))成功AC的题目(n ≤ 106),解题的突破口是:Take the magic number, subtract a digit from it (the digit must occur in the number) and get a new magic number.…

CodeForces 316c1 Tidying Up

Tidying Up Time Limit: 4000ms Memory Limit: 262144KB This problem will be judged on CodeForces. Original ID: 316C164-bit integer IO format: %I64d Java class name: (Any) Smart Beaver is careful about his appearance and pays special attention to s…

java高cup占用解决方案

项目中发现java cpu占用高达百分之四百,查看代码发现有一个线程在空转,拉高了cup while(true){ } 解决方案,循环中加入延迟:Thread.sleep(Time): 总结下排查CPU故障的方法和技巧有哪些:1. top命令: Linux命令.可以查看实时的 CPU使用情况.也可以查看最近一段时间的 CPU使用情况.2. PS命令: Linux命令.强大的进程状态监控命令.可以查看进程以及进程中线程的当前 CPU使用情况.属于当前状态的采样数据.3. jstack: Java提…