1) 999999, 1000000, 1000001, 1000002, 1000003
2)1000000, 999999, 999998, 999997
3) 1010000-1=1009999
1)999999.1000000.1000001.1000002
2)1000000,999999,999998,999997
3)1009999
1) 999999, 1000000, 1000001, 1000002, 1000003
2)1000000, 999999, 999998, 999997
3) 1010000-1=1009999
1)999999.1000000.1000001.1000002
2)1000000,999999,999998,999997
3)1009999