2681 2
2681 1
2680 2
2679 1
2679 0
2679 2
2678 0
2678 2
2676 4
2675 3
2675 2
2675 1
2674 1
2673 0
2673 2
2673 1
2672 3
2672 4
2672 1
2671 2