You know that some squares of the given chess field are allowed. All allowed cells of the chess field are given as n segments. Each segment is described by three integers ri, ai, bi (ai ≤ bi), denoting that cells in columns from number ai to number bi inclusive in the ri-...
Output a line with two space-separated integersxandy— coordinates of the tree that will be the last one to start burning. If there are several such trees, output any. Examples Input AI检测代码解析 3 3 1. AI检测代码解析 1 1. AI检测代码解析 2 2 1. Output AI检测代码解析 1 1 1. Inpu...
Thennlines follow, each line contains a string consisting ofmcharacters, expressing colors of dots in each line. Each character is an uppercase Latin letter. Output Output "Yes" if there exists acycle, and "No" otherwise. Examples input Copy AI检测代码解析 3 4 AAAA ABCA AAAA 1. 2. 3....