4999 2
4999 5
4999 7
4998 3
4998 6
4998 7
4998 5
4998 4
4997 3
4997 0
4996 1
4996 5
4996 2
4995 6
4995 4
4994 3
4994 1
4993 4
4993 6
4993 10