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