题目描述: D. Interesting Arraytime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard output We'll call an array of n non-negative integers a[1], a[2], ..., a[n] interesting, if it meets m constraints. The i-th of t…
B. Interesting Array time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output We'll call an array of n non-negative integers a[1], a[2], ..., a[n] interesting, if it meets m constraints. The i-th of…
题目链接:http://codeforces.com/contest/483 A - Counterexample - [简单构造题] Your friend has recently learned about coprime numbers. A pair of numbers $(a, b)$ is called coprime if the maximum number that divides both $a$ and $b$ is equal to one. Your friend…