@[nouers](/user/1104955) q，r数组是2e4
by Suffix_Sum @ 2024-03-01 16:46:15
@[Suffix_Sum](/user/326797) 改了还是会爆
by nouers @ 2024-03-01 20:10:54
@[nouers](/user/1104955) 本题 $0 < c_j \leq 10^9$，需要进行离散化
by DrAlfred @ 2024-03-07 22:50:34