| -8   8
|         | = ( -8 )
| -2   3

| 7   -4
|         | = (   )
| -8   0

| -4   -5
|         | = (   )
| -8   -8

| 4   6
|         | = (   )
| 8   -6

| -1   2
|         | = (   )
| 4   -1

| 6   8
|         | = (   )
| -4   5

| 3   8
|         | = (   )
| 2   5

 +[         ]

| 7   9
|         | = ( -26 )
| 6   4

| -8   5
|         | = (   )
| 9   -5

| 4   1
|         | = (   )
| -6   -6

| 6   -8
|         | = (   )
| -5   -4

| 9   -6
|         | = (   )
| -5   8

| 0   -2
|         | = (   )
| 6   -7

| 1   -5
|         | = (   )
| -6   -8

 +[         ]

| -5   3
|         | = ( 59 )
| -8   -7

| -7   -3
|         | = (   )
| -7   -6

| 3   1
|         | = (   )
| -1   4

| -5   -2
|         | = (   )
| 3   -5

| -7   -4
|         | = (   )
| -5   0

| 1   8
|         | = (   )
| 9   -9

| -9   -6
|         | = (   )
| -9   -4

 +[         ]

| 7   1
|         | = ( 51 )
| 5   8

| 0   9
|         | = (   )
| 6   -8

| -2   3
|         | = (   )
| 3   -5

| -6   -3
|         | = (   )
| 8   4

| 0   3
|         | = (   )
| -6   -7

| 2   -6
|         | = (   )
| -4   -6

| 6   -5
|         | = (   )
| -1   -7

 +[         ]

  ++[[            ]]