2680 2
2680 4
2679 5
2679 4
2678 0
2677 0
2676 3
2675 4
2673 3
2673 6
2673 4
2672 4
2672 2
2672 3
2671 2
2671 3
2671 1
2671 7
2670 3
2669 3
2668 1