[0,1,10,11,100,1000,1001,1010,1011,1100,1101,1110,
1111,-1,-1,-1,10000,10001,10010,10011,10100,11000,
11001,11010,11011,11100,11101,11110,11111,-1,-1,
-1,100000,100001,100010,100011,100100,101000,
101001,101010,101011,101100,101101,101110,101111,
-1,-1,-1]
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