2666 1
2665 0
2665 1
2664 3
2664 0
2664 2
2664 1
2661 2
2661 0
2660 0
2660 1
2658 2
2657 2
2657 0
2656 1
2656 2
2655 3
2655 0
2655 4
2655 1