2687 0
2687 8
2687 6
2686 3
2685 2
2685 1
2684 3
2683 1
2683 0
2682 1
2682 0
2681 1
2680 1
2680 0
2680 5
2679 1
2679 4
2679 0
2679 3
2678 1
2678 4