https://www.luogu.com.cn/record/27875490
这是评测记录和源代码
by Coding_Guy @ 2019-11-28 20:11:37
@[Coding_Guy](/user/21272)
废话,-15%7在C++上跑出来-1,abs一下不就是1了?
by Smile_Cindy @ 2020-03-30 12:51:49