很明显，这种又T又wa的就是数组开小了，看了下，确实小了 by LIUYC_C @ 2023-08-09 19:13:13
const int N = 1e6 + 10; 改 const int N = 2e6 + 10; by Rieman_sum @ 2023-08-09 19:20:54