你第二个线段树 `seg2.build(1, 1, n);`，应该是 `seg2.build(1, 1, m);`
by houzhiyuan @ 2022-11-03 21:06:07
@[houzhiyuan](/user/98490) thanks
by cancan123456 @ 2022-11-03 21:07:20
@[houzhiyuan](/user/98490) 但还是 95
by cancan123456 @ 2022-11-03 21:07:53
现在对拍不出来了
by cancan123456 @ 2022-11-03 21:20:27