integer solutions to z =
Math.abs( x * y )
Math.abs( x + y )
0 <= z <=
7
7
0
7
6
0
6
5
0
5
4
0
4
6
3
0
3
6
6
4
2
0
2
4
6
7
6
5
4
3
2
1
0
1
2
3
4
5
6
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
6
5
4
3
2
1
0
1
2
3
4
5
6
7
6
4
2
0
2
4
6
6
3
0
3
6
4
0
4
5
0
5
6
0
6
7
0
7