2689,2684,2684,2681,2680,2678,2677,2674,2677,2679,2681,2682,2684,2686,2687,2690,2689;1436,1439,1440,1441,1443,1445,1447,1448,1451,1452,1452,1450,1449,1448,1445,1444,1440