B. Minesweeper time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output One day Alex decided to remember childhood when computers were not too powerful and lots of people played only default games.…
C. Finite or not? time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You are given several queries. Each query consists of three integers p , q and b. You need to answer whether the result of…
Codeforces Round #713 (Div. 3) Editorial 记录一下自己写的前二题本人比较菜 A. Spy Detected! You are given an array a consisting of n (n≥3) positive integers. It is known that in this array, all the numbers except one are the same (for example, in the array [4,11,4,4]…
D. Dynamic Problem Scoring time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vasya and Petya take part in a Codeforces round. The round lasts for two hours and contains five problems. For th…
题目链接:http://codeforces.com/contest/984 A. Game time limit per test:2 seconds memory limit per test:512 megabytes input:standard input output:standard output Two players play a game. Initially there are nn integers a1,a2,…,ana1,a2,…,an written on the…