題目連結如下:https://msqrt1024.github.io/TOIproblems/潛力組/202509/p2/Cut (zh_TW).pdf
5 1 2 3 4 5 4 5 2 3 1
2
3 1 2 3 1 2 3
0
6 9 1 2 6 4 8 2 6 1 9 8 4
4
7 1 2 3 4 5 6 7 7 6 5 4 3 2 1
6
潛力組202509