摘要：
D. Coins and Queries time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Polycarp has nn coi 阅读全文
摘要：
题目链接：http://codeforces.com/gym/100989/problem/D In this cafeteria, the N tables are all ordered in one line, where table number 1 is the closest to th 阅读全文