摘要：
F. Ilya Muromets Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/gym/100513/problem/F Description I Ilya Muromets is a legendary bo 阅读全文
摘要：
B. Queue Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 codeforces.com/problemset/problem/91/B Description There are n walruses standing in a queue in a 阅读全文