树状数组区间操作比较复杂 @[_czy](/user/742275)
by YuYuanPQ @ 2024-03-17 09:17:37
https://oi-wiki.org/ds/fenwick/#%E5%8C%BA%E9%97%B4%E5%8A%A0%E5%8C%BA%E9%97%B4%E5%92%8C
再自己弄一个区间乘法（差分时把除法变为乘逆元）
by williamwei @ 2024-03-17 09:26:41
@[YuYuanPQ](/user/1029900) 我知道，但我想看看怎么打
by _czy @ 2024-03-17 09:32:10
楼主被棕名了？
by wulinxi101 @ 2024-03-17 09:33:10
@[_czy](/user/742275) 好
by YuYuanPQ @ 2024-03-17 09:34:10
@[williamwei](/user/700558) 571373=11×127×409。。
by mashduihca @ 2024-03-17 10:54:48
稍等，我写一下。
by williamwei @ 2024-03-17 15:48:31
写完了，不知道$\gcd(k, m) > 1$时怎么办。
by williamwei @ 2024-03-17 16:08:40
求求求
by _czy @ 2024-03-26 17:03:03