Codeforces Round #170 (Div. 2) C. Learning Languages（并查集）
摘要：
C. Learning Languagestime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputThe "BerCorp" company has got n employees. These employees can use m approved official languages for the formal correspondence. The languages are numbered with integer 阅读全文
posted @ 2013-03-09 09:50 铁树银花 阅读(243) 评论(0) 推荐(0) 编辑
