Test cases:

      { "test": [0b1001, 0b0011, 0b0110], "answer": 8},
      { "test": [0b1001, 0b0011, 0b0111], "answer": 6},
      { "test": [0b1011, 0b0011, 0b0110], "answer": 6},
      { "test": [0b1101, 0b0111, 0b0110], "answer": 5},
      { "test": [0b1001, 0b1011, 0b1110], "answer": 5},


PASS
8 == 8
1001
0011
0110
8
0011
0110
0111
1001
1011
1101
1110
1111
-
PASS
6 == 6
1001
0011
0111
6
0011
0111
1001
1011
1101
1111
-
PASS
6 == 6
1011
0011
0110
6
0011
0110
0111
1011
1110
1111
-
FAIL
5 != 6
1101
0111
0110
5
0110
0111
1101
1110
1111
-
FAIL
5 != 6
1001
1011
1110
5
1001
1011
1101
1110
1111
-