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