js array test
Thousands:
0
1
2
3
4
5
6
7
8
9
Hundreds:
0
1
2
3
4
5
6
7
8
9
Tens:
0
1
2
3
4
5
6
7
8
9
Ones:
0
1
2
3
4
5
6
7
8
9
Sum: