OJ Board

10 11
1 1 1 1 1 1 1 1 1 1

10 10
1 1 1 1 1 1 1 1 1 1


5 3
1 2 3 4 5

3 2
4 78 9

1 2
1

1 1
1

5 1
1 2 3 4 5

5 2
1 2 3 4 5

10 3
9 5 1 4 2 8 7 3 6 5

21 6
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1