| XOR | -16 | -15 | -14 | -13 | -12 | -11 | -10 | -9 | -8 | -7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
|---|
| -16 |
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
-16
|
-15
|
-14
|
-13
|
-12
|
-11
|
-10
|
-9
|
-8
|
-7
|
-6
|
-5
|
-4
|
-3
|
-2
|
-1
|
|---|
| -15 |
1
|
0
|
3
|
2
|
5
|
4
|
7
|
6
|
9
|
8
|
11
|
10
|
13
|
12
|
15
|
14
|
-15
|
-16
|
-13
|
-14
|
-11
|
-12
|
-9
|
-10
|
-7
|
-8
|
-5
|
-6
|
-3
|
-4
|
-1
|
-2
|
|---|
| -14 |
2
|
3
|
0
|
1
|
6
|
7
|
4
|
5
|
10
|
11
|
8
|
9
|
14
|
15
|
12
|
13
|
-14
|
-13
|
-16
|
-15
|
-10
|
-9
|
-12
|
-11
|
-6
|
-5
|
-8
|
-7
|
-2
|
-1
|
-4
|
-3
|
|---|
| -13 |
3
|
2
|
1
|
0
|
7
|
6
|
5
|
4
|
11
|
10
|
9
|
8
|
15
|
14
|
13
|
12
|
-13
|
-14
|
-15
|
-16
|
-9
|
-10
|
-11
|
-12
|
-5
|
-6
|
-7
|
-8
|
-1
|
-2
|
-3
|
-4
|
|---|
| -12 |
4
|
5
|
6
|
7
|
0
|
1
|
2
|
3
|
12
|
13
|
14
|
15
|
8
|
9
|
10
|
11
|
-12
|
-11
|
-10
|
-9
|
-16
|
-15
|
-14
|
-13
|
-4
|
-3
|
-2
|
-1
|
-8
|
-7
|
-6
|
-5
|
|---|
| -11 |
5
|
4
|
7
|
6
|
1
|
0
|
3
|
2
|
13
|
12
|
15
|
14
|
9
|
8
|
11
|
10
|
-11
|
-12
|
-9
|
-10
|
-15
|
-16
|
-13
|
-14
|
-3
|
-4
|
-1
|
-2
|
-7
|
-8
|
-5
|
-6
|
|---|
| -10 |
6
|
7
|
4
|
5
|
2
|
3
|
0
|
1
|
14
|
15
|
12
|
13
|
10
|
11
|
8
|
9
|
-10
|
-9
|
-12
|
-11
|
-14
|
-13
|
-16
|
-15
|
-2
|
-1
|
-4
|
-3
|
-6
|
-5
|
-8
|
-7
|
|---|
| -9 |
7
|
6
|
5
|
4
|
3
|
2
|
1
|
0
|
15
|
14
|
13
|
12
|
11
|
10
|
9
|
8
|
-9
|
-10
|
-11
|
-12
|
-13
|
-14
|
-15
|
-16
|
-1
|
-2
|
-3
|
-4
|
-5
|
-6
|
-7
|
-8
|
|---|
| -8 |
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
-8
|
-7
|
-6
|
-5
|
-4
|
-3
|
-2
|
-1
|
-16
|
-15
|
-14
|
-13
|
-12
|
-11
|
-10
|
-9
|
|---|
| -7 |
9
|
8
|
11
|
10
|
13
|
12
|
15
|
14
|
1
|
0
|
3
|
2
|
5
|
4
|
7
|
6
|
-7
|
-8
|
-5
|
-6
|
-3
|
-4
|
-1
|
-2
|
-15
|
-16
|
-13
|
-14
|
-11
|
-12
|
-9
|
-10
|
|---|
| -6 |
10
|
11
|
8
|
9
|
14
|
15
|
12
|
13
|
2
|
3
|
0
|
1
|
6
|
7
|
4
|
5
|
-6
|
-5
|
-8
|
-7
|
-2
|
-1
|
-4
|
-3
|
-14
|
-13
|
-16
|
-15
|
-10
|
-9
|
-12
|
-11
|
|---|
| -5 |
11
|
10
|
9
|
8
|
15
|
14
|
13
|
12
|
3
|
2
|
1
|
0
|
7
|
6
|
5
|
4
|
-5
|
-6
|
-7
|
-8
|
-1
|
-2
|
-3
|
-4
|
-13
|
-14
|
-15
|
-16
|
-9
|
-10
|
-11
|
-12
|
|---|
| -4 |
12
|
13
|
14
|
15
|
8
|
9
|
10
|
11
|
4
|
5
|
6
|
7
|
0
|
1
|
2
|
3
|
-4
|
-3
|
-2
|
-1
|
-8
|
-7
|
-6
|
-5
|
-12
|
-11
|
-10
|
-9
|
-16
|
-15
|
-14
|
-13
|
|---|
| -3 |
13
|
12
|
15
|
14
|
9
|
8
|
11
|
10
|
5
|
4
|
7
|
6
|
1
|
0
|
3
|
2
|
-3
|
-4
|
-1
|
-2
|
-7
|
-8
|
-5
|
-6
|
-11
|
-12
|
-9
|
-10
|
-15
|
-16
|
-13
|
-14
|
|---|
| -2 |
14
|
15
|
12
|
13
|
10
|
11
|
8
|
9
|
6
|
7
|
4
|
5
|
2
|
3
|
0
|
1
|
-2
|
-1
|
-4
|
-3
|
-6
|
-5
|
-8
|
-7
|
-10
|
-9
|
-12
|
-11
|
-14
|
-13
|
-16
|
-15
|
|---|
| -1 |
15
|
14
|
13
|
12
|
11
|
10
|
9
|
8
|
7
|
6
|
5
|
4
|
3
|
2
|
1
|
0
|
-1
|
-2
|
-3
|
-4
|
-5
|
-6
|
-7
|
-8
|
-9
|
-10
|
-11
|
-12
|
-13
|
-14
|
-15
|
-16
|
|---|
| 0 |
-16
|
-15
|
-14
|
-13
|
-12
|
-11
|
-10
|
-9
|
-8
|
-7
|
-6
|
-5
|
-4
|
-3
|
-2
|
-1
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
|---|
| 1 |
-15
|
-16
|
-13
|
-14
|
-11
|
-12
|
-9
|
-10
|
-7
|
-8
|
-5
|
-6
|
-3
|
-4
|
-1
|
-2
|
1
|
0
|
3
|
2
|
5
|
4
|
7
|
6
|
9
|
8
|
11
|
10
|
13
|
12
|
15
|
14
|
|---|
| 2 |
-14
|
-13
|
-16
|
-15
|
-10
|
-9
|
-12
|
-11
|
-6
|
-5
|
-8
|
-7
|
-2
|
-1
|
-4
|
-3
|
2
|
3
|
0
|
1
|
6
|
7
|
4
|
5
|
10
|
11
|
8
|
9
|
14
|
15
|
12
|
13
|
|---|
| 3 |
-13
|
-14
|
-15
|
-16
|
-9
|
-10
|
-11
|
-12
|
-5
|
-6
|
-7
|
-8
|
-1
|
-2
|
-3
|
-4
|
3
|
2
|
1
|
0
|
7
|
6
|
5
|
4
|
11
|
10
|
9
|
8
|
15
|
14
|
13
|
12
|
|---|
| 4 |
-12
|
-11
|
-10
|
-9
|
-16
|
-15
|
-14
|
-13
|
-4
|
-3
|
-2
|
-1
|
-8
|
-7
|
-6
|
-5
|
4
|
5
|
6
|
7
|
0
|
1
|
2
|
3
|
12
|
13
|
14
|
15
|
8
|
9
|
10
|
11
|
|---|
| 5 |
-11
|
-12
|
-9
|
-10
|
-15
|
-16
|
-13
|
-14
|
-3
|
-4
|
-1
|
-2
|
-7
|
-8
|
-5
|
-6
|
5
|
4
|
7
|
6
|
1
|
0
|
3
|
2
|
13
|
12
|
15
|
14
|
9
|
8
|
11
|
10
|
|---|
| 6 |
-10
|
-9
|
-12
|
-11
|
-14
|
-13
|
-16
|
-15
|
-2
|
-1
|
-4
|
-3
|
-6
|
-5
|
-8
|
-7
|
6
|
7
|
4
|
5
|
2
|
3
|
0
|
1
|
14
|
15
|
12
|
13
|
10
|
11
|
8
|
9
|
|---|
| 7 |
-9
|
-10
|
-11
|
-12
|
-13
|
-14
|
-15
|
-16
|
-1
|
-2
|
-3
|
-4
|
-5
|
-6
|
-7
|
-8
|
7
|
6
|
5
|
4
|
3
|
2
|
1
|
0
|
15
|
14
|
13
|
12
|
11
|
10
|
9
|
8
|
|---|
| 8 |
-8
|
-7
|
-6
|
-5
|
-4
|
-3
|
-2
|
-1
|
-16
|
-15
|
-14
|
-13
|
-12
|
-11
|
-10
|
-9
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
|---|
| 9 |
-7
|
-8
|
-5
|
-6
|
-3
|
-4
|
-1
|
-2
|
-15
|
-16
|
-13
|
-14
|
-11
|
-12
|
-9
|
-10
|
9
|
8
|
11
|
10
|
13
|
12
|
15
|
14
|
1
|
0
|
3
|
2
|
5
|
4
|
7
|
6
|
|---|
| 10 |
-6
|
-5
|
-8
|
-7
|
-2
|
-1
|
-4
|
-3
|
-14
|
-13
|
-16
|
-15
|
-10
|
-9
|
-12
|
-11
|
10
|
11
|
8
|
9
|
14
|
15
|
12
|
13
|
2
|
3
|
0
|
1
|
6
|
7
|
4
|
5
|
|---|
| 11 |
-5
|
-6
|
-7
|
-8
|
-1
|
-2
|
-3
|
-4
|
-13
|
-14
|
-15
|
-16
|
-9
|
-10
|
-11
|
-12
|
11
|
10
|
9
|
8
|
15
|
14
|
13
|
12
|
3
|
2
|
1
|
0
|
7
|
6
|
5
|
4
|
|---|
| 12 |
-4
|
-3
|
-2
|
-1
|
-8
|
-7
|
-6
|
-5
|
-12
|
-11
|
-10
|
-9
|
-16
|
-15
|
-14
|
-13
|
12
|
13
|
14
|
15
|
8
|
9
|
10
|
11
|
4
|
5
|
6
|
7
|
0
|
1
|
2
|
3
|
|---|
| 13 |
-3
|
-4
|
-1
|
-2
|
-7
|
-8
|
-5
|
-6
|
-11
|
-12
|
-9
|
-10
|
-15
|
-16
|
-13
|
-14
|
13
|
12
|
15
|
14
|
9
|
8
|
11
|
10
|
5
|
4
|
7
|
6
|
1
|
0
|
3
|
2
|
|---|
| 14 |
-2
|
-1
|
-4
|
-3
|
-6
|
-5
|
-8
|
-7
|
-10
|
-9
|
-12
|
-11
|
-14
|
-13
|
-16
|
-15
|
14
|
15
|
12
|
13
|
10
|
11
|
8
|
9
|
6
|
7
|
4
|
5
|
2
|
3
|
0
|
1
|
|---|
| 15 |
-1
|
-2
|
-3
|
-4
|
-5
|
-6
|
-7
|
-8
|
-9
|
-10
|
-11
|
-12
|
-13
|
-14
|
-15
|
-16
|
15
|
14
|
13
|
12
|
11
|
10
|
9
|
8
|
7
|
6
|
5
|
4
|
3
|
2
|
1
|
0
|
|---|