A. Pasha and Stick time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Pasha has a wooden stick of some positive integer length n. He wants to perform exactly three cuts to get four parts of th…

B. Vika and Squares   Vika has n jars with paints of distinct colors. All the jars are numbered from 1 to n and the i-th jar contains ai liters of paint of color i. Vika also has an infinitely long rectangular piece of paper of width 1, consisting of…

A. Pasha and Stick   Pasha has a wooden stick of some positive integer length n. He wants to perform exactly three cuts to get four parts of the stick. Each part must have some positive integer length and the sum of these lengths will obviously be n.…

A. Mishka and Game time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Mishka is a little polar bear. As known, little bears loves spending their free time playing dice for chocolates. Once in…

水 A - Pasha and Stick #include <bits/stdc++.h> using namespace std; typedef long long ll; const int N = 1e5 + 5; const int INF = 0x3f3f3f3f; int main(void) { int n; scanf ("%d", &n); int ans = n / 4; if (n % 4 == 0) { ans--; } if (n %…

D. Vika and Segments 题目连接: http://www.codeforces.com/contest/610/problem/D Description Vika has an infinite sheet of squared paper. Initially all squares are white. She introduced a two-dimensional coordinate system on this sheet and drew n black hor…

C. Harmony Analysis 题目连接: http://www.codeforces.com/contest/610/problem/C Description The semester is already ending, so Danil made an effort and decided to visit a lesson on harmony analysis to know how does the professor look like, at least. Danil…

B. Vika and Squares 题目连接: http://www.codeforces.com/contest/610/problem/B Description Vika has n jars with paints of distinct colors. All the jars are numbered from 1 to n and the i-th jar contains ai liters of paint of color i. Vika also has an infi…

A. Pasha and Stick 题目连接: http://www.codeforces.com/contest/610/problem/A Description Pasha has a wooden stick of some positive integer length n. He wants to perform exactly three cuts to get four parts of the stick. Each part must have some positive…

题目链接:http://codeforces.com/contest/610/problem/D 就是给你宽度为1的n个线段,然你求总共有多少单位的长度. 相当于用线段树求面积并,只不过宽为1,注意y和x的最大都要+1,这样才相当于求面积. #include <iostream> #include <cstdio> #include <cstring> #include <map> #include <algorithm> using names…

A. Anton and Polyhedrons time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Anton's favourite geometric figures are regular polyhedrons. Note that there are five kinds of regular polyhedrons:…

A. Buying A House time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Zane the wizard had never loved anyone before, until he fell in love with a girl, whose name remains unknown to us. The gi…

题目链接:http://codeforces.com/contest/610/problem/C 解题思路: 将后一个矩阵拆分为四个前一状态矩阵,其中三个与前一状态相同,剩下一个直接取反就行.还有很多种取法,这种比较方便就是. 实现代码: #include<iostream> #include<string> #include<cmath> using namespace std; ][],b[][]; int main() { int n; cin>>n;…

A. Dasha and Stairs time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output On her way to programming school tiger Dasha faced her first test — a huge staircase! The steps were numbered from one t…

A. Lunch Rush time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Having written another programming contest, three Rabbits decided to grab some lunch. The coach gave the team exactly k time u…

A. Elections time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The country of Byalechinsk is running elections involving n candidates. The country consists of m cities. We know how many peopl…

A. Pineapple Incident time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Ted has a pineapple. This pineapple is able to bark like a bulldog! At time t (in seconds) it barks for the first time.…

---恢复内容开始--- output standard output The final match of the Berland Football Cup has been held recently. The referee has shown n yellow cards throughout the match. At the beginning of the match there were a_1 players in the first team and a_2 players…

D. Vika and Segments     Vika has an infinite sheet of squared paper. Initially all squares are white. She introduced a two-dimensional coordinate system on this sheet and drew n black horizontal and vertical segments parallel to the coordinate axes.…

B. Equidistant String time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Little Susie loves strings. Today she calculates distances between them. As Susie is a small girl after all, her string…

A. Toy Cars time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Little Susie, thanks to her older brother, likes to play with cars. Today she decided to set up a tournament between them. The pr…

C. Harmony Analysis   The semester is already ending, so Danil made an effort and decided to visit a lesson on harmony analysis to know how does the professor look like, at least. Danil was very bored on this lesson until the teacher gave the group a…

A题和B题...   A. Saitama Destroys Hotel time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Saitama accidentally destroyed a hotel again. To repay the hotel company, Genos has volunteered to opera…

A. Joysticks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Friends are going to play console. They have two joysticks and only one charger for them. Initially first joystick is charged at…

B. Vika and Squares time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vika has n jars with paints of distinct colors. All the jars are numbered from 1 to n and the i-th jar contains ai liter…

B. Vika and Squares time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vika has n jars with paints of distinct colors. All the jars are numbered from 1 to n and the i-th jar contains ai liter…

A. Cards time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output There are n cards (n is even) in the deck. Each card has a positive integer written on it. n / 2 people will play new card game. At…

B. Inventory time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Companies always have a lot of equipment, furniture and other things. All of them should be tracked. To do this, there is an inv…

A. Music time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Little Lesha loves listening to music via his smartphone. But the smartphone doesn't have much memory, so Lesha listens to his favo…

Description There will be a launch of a new, powerful and unusual collider very soon, which located along a straight line. n particles will be launched inside it. All of them are located in a straight line and there can not be two or more particles l…