2690 3
2689 1
2687 0
2687 2
2687 5
2686 0
2686 1
2686 3
2685 0
2684 0
2683 0
2683 3
2682 3
2680 1
2679 1
2679 3
2678 4
2678 0
2678 1
2677 2