2680 4
2680 2
2680 1
2679 4
2678 0
2678 5
2677 1
2676 1
2676 3
2675 1
2674 2
2673 5
2672 4
2671 1
2671 4
2671 5
2671 2
2671 0
2670 3
2670 1
2669 5
2668 3