2650 2
2650 0
2649 1
2649 4
2649 0
2648 3
2648 1
2646 3
2646 2
2646 1
2645 7
2645 2
2644 3
2644 0
2643 0
2643 2
2642 1
2642 2
2641 1
2641 3
2640 0