3 1 5 + 1 0 4 =
8 5 0 + 0 =
4 9 9 + 1 =
9 9 + 1 =
5 0 0 + 2 0 0 =
2 2 2 + 1 0 0 =
3 2 2
1 0 0
4 1 9
7 0 0
5 0 0
8 5 0
