Best binary codes

Binary (40,5)-code with minimal distance 20


[1000011101111000001011100000101001111101]
[0100000011110110001111011000110101100011]
[0010001111001000111100100011110010001111]
[0001000000011111111100000000001111111111]
[0000100000000000000001111111111111111111]