摘要：
http://codeforces.com/problemset/problem/91/B B. Queue time limit per test: 2 seconds memory limit per test: 256 megabytes input: standard input outpu 阅读全文
摘要：
题目地址：POJ 2828 Buy Tickets Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a lon 阅读全文