2683 0
2683 4
2683 2
2682 2
2682 0
2682 3
2682 1
2681 1
2681 0
2681 4
2681 2
2680 1
2680 0
2680 2
2679 1
2679 4
2679 0
2678 1
2678 0
2678 2