摘要:
地址:http://codeforces.com/contest/807/problem/D 题目: D. Dynamic Problem Scoring time limit per test 2 seconds memory limit per test 256 megabytes input 阅读全文
摘要:
地址:http://codeforces.com/contest/807/problem/C 题目: C. Success Rate time limit per test 2 seconds memory limit per test 256 megabytes input standard in 阅读全文