https://www.luogu.com.cn/article/cuohm5ma
input:
10 15 1 10 10 2 8 7 9 6 2 6 6 1 3 4 4 5 3 7 4 1 7 2 4 7 4 6 3 6 5 9 1 4 1 0 7 8 0 9 5 0 1 10 1 10 2 -1
output:
0 1