题目链接：https://vjudge.net/problem/Gym-101485G Description Jaap, Jan, and Thijs are on a trip to the de … Continue reading 【NWERC 2015-G】Guessing Camels 树状数组+逆序对+计数
题目链接：https://vjudge.net/problem/Gym-101485G Description Jaap, Jan, and Thijs are on a trip to the de … Continue reading 【NWERC 2015-G】Guessing Camels 树状数组+逆序对+计数