B. Tea Queue time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Recently n students from city S moved to city P to attend a programming camp. They moved there by train. In the evening, all stu…
Educational Codeforces Round 37 (Rated for Div. 2)C. Swap Adjacent Elements time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You have an array a consisting of n integers. Each integer from 1…
Codeforces Round#320 Div2 先做个标题党,骗骗访问量,结束后再来写咯. codeforces 579A Raising Bacteria codeforces 579B Finding Team Member codeforces 579C A Problem about Polyline codeforces 579D "Or" Game codeforces 579E Weakness and Poorness codeforces 579F LCS Aga…
我的代码应该不会被hack,立个flag A. Water The Garden time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output It is winter now, and Max decided it's about time he watered the garden. The garden can be represent…
A. water the garden Code #include <bits/stdc++.h> #define maxn 210 using namespace std; typedef long long LL; int n, k; int x[maxn]; void work() { scanf("%d%d", &n,&k); for (int i = 0; i < k; ++i) scanf("%d", &x[i]…
题 OvO http://codeforces.com/contest/920/problem/E 解 模拟一遍…… 1.首先把所有数放到一个集合 s 中,并创建一个队列 que 2.然后每次随便取一个数,并且从集合中删除这个数,将这个数放入 que 3.取 que 首元素,记为 now,然后枚举集合 s,每次找到 s 中和 now 相连的元素 x,从 s 中删除元素 x,并且把 x 放入 que 中. 4.如果 s 不为空,回到步骤2 可见就是一个模拟,至于复杂度,计算如下. 由于每个数字只会…
G. List Of Integers time limit per test 5 seconds memory limit per test 256 megabytes input standard input output standard output Let's denote as L(x, p) an infinite sequence of integers y such that gcd(p, y) = 1 and y > x (where gcd is the greatest…
完了,这次做扯了,做的时候有点发烧,居然只做出来一道题,差点被绿. My submissions # When Who Problem Lang Verdict Time Memory 4434550 Sep 9, 2013 11:57:20 AM OIer E - Xenia and Tree GNU C++ Accepted 842 ms 4260 KB 4434547 Sep 9, 2013 11:56:11 AM OIer E - Xenia and Tree GNU C++ W…
This is the first time I took part in Codeforces Competition.The only felt is that my IQ was contempted.The problem in Div2 was so...em,how to say,anyway I even daren't to believe.Yesterday I solved two fifths of problems.You see? I'm just a guy full…
2017-08-20 10:00:37 writer:pprp 用头文件#include <bits/stdc++.h>很方便 A. Generous Kefa codeforces 841 A 题目如下: One day Kefa found n baloons. For convenience, we denote color of i-th baloon as si — lowercase letter of the Latin alphabet. Also Kefa has k fri…
A. Bear and Elections time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Limak is a grizzly bear who desires power and adoration. He wants to win in upcoming elections and rule over the Bearla…
E. Connected Components? time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given an undirected graph consisting of n vertices and edges. Instead of giving you the edges that exist i…
A. Little Artem Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n×mn×m board. Each cell of the…