摘要:
Time limit : 2sec / Memory limit : 256MB Score : 300 points Problem Statement There are 3N participants in AtCoder Group Contest. The strength of the 阅读全文
摘要:
Time limit : 2sec / Memory limit : 256MB Score : 700 points Problem Statement Squid loves painting vertices in graphs. There is a simple undirected gr 阅读全文