@[sunweibo](/user/1086549) 样例全过，数据太大不会调，请大佬指教
by sunweibo @ 2023-12-03 21:44:47
@[sunweibo](/user/1086549) bfs传参传错了，比如循环从1到n是传参是m而不是n
by zhouzihang1 @ 2023-12-03 21:54:20
@[zhouzihang1](/user/827018) 感谢指教
by sunweibo @ 2023-12-04 20:08:07