Galaxy_Engineer的博客

Balanced Lineup G 链接 Luogu_2880 Balanced Lineup G 题目描述 For the daily milking, Farmer John’s NNN cows (1≤N≤50,000)(1 ≤ N ≤ 50,000)(1≤N≤50,000) always line up in the same order. One day Farmer John decides to organize a game of Ultimate Frisbee with some of