摘要：
题目很水 不多贴了 问题 D: Team Name 题目描述 After all the teams have been matched, what to do next is of course to think about a nice team name. Now it is known th 阅读全文
摘要：
B: Best Relay Team 题目描述 Picture by Fernando Frazão/Agência Brasil, cc by You are the coach of the national athletics team and need to select which spr 阅读全文