2681 0
2681 3
2680 1
2679 0
2679 1
2679 3
2678 4
2678 1
2677 2
2676 0
2676 3
2675 9
2675 1
2674 3
2673 1
2672 1
2671 3
2670 1
2670 2
2670 4
2669 5
2669 2