486
1631
2
0
485
1634
1
0
484
1634
1
0
483
1638
0
0
482
1639
1
0
481
1648
0
0
480
1648
0
0
479
1649
0
0
478
1652
0
0
477
1655
0
0
476
1656
1
0
475
1658
1
0
474
1659
2
0
473
1659
1
0
472
1679
1
0
471
1683
0
0
470
1683
1
0
469
1696
2
0
468
1698
1
0
467
1699
1
0
466
1704
1
0
465
1704
2
0
464
1712
1
0
463
1713
2
0
462
1715
0
0
461
1717
0
0
460
1718
2
0
459
1719
1
0
458
1721
2
0
457
1721
0
0