摘要：
Epic Professor Dr. Bahosain works as a professor of Computer Science at HU (Hadramout University). After grading his programming exam, he noticed that 阅读全文
摘要：
Bahosain is walking in a street of N blocks. Each block is either empty or has one lamp. If there is a lamp in a block, it will light it’s block and t 阅读全文
摘要：
Rock-Paper-Scissors Rock-Paper-Scissors is a two-player game, where each player chooses one of Rock, Paper, or Scissors. Here are the three cases in w 阅读全文
摘要：
Pseudoforest Time Limit:5000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status Description In graph theory, a pseudoforest is an undirected graph in which every connected c... 阅读全文
摘要：
Mr. Kitayuta's Colorful GraphTime Limit:1000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Description Mr. Kitayuta has just bought an undirected graph consisting of n vertices and m... 阅读全文