Binary (77,20)-code with minimal distance 20

[10000000000000001111010111011101001000100000000000000011110101110111010010000]
[01000000000000000110100010100101111100010000000000000001101000101001011111000]
[00100000000000000101001010110111110000001000000000000001010010101101111100000]
[00010000000000000010110110011111101100000100000000000000101101100111111011000]
[00001000000000001010101000101101001000000010000000000010101010001011010010000]
[00000100000000001110010100010010001100000001000000000011100101000100100011000]
[00000010000000001000110010000011011100000000100000000010001100100000110111000]
[00000001000000000000111010111000110000000000010000000000001110101110001100000]
[00000000100000000010111101010100000100000000001000000000101111010101000001000]
[00000000010000000001000110001110111000000000000100000000010001100011101110000]
[00000000001000001101000011100001010100000000000010000011010000111000010101000]
[00000000000100000011011000000111101000000000000001000000110110000001111010000]
[00000000000010001010111001110001111100000000000000100010101110011100011111000]
[00000000000001001011101101001001010100000000000000010010111011010010010101000]
[00000000000000101100011001001101111000000000000000001011000110010011011110000]
[00000000000000010101010101100101100000000000000000000101010101011001011000000]
[00000000000000000000000000000000000000111000111111000111011100011111100011100]
[00000000000000000000000000000000000000000111111000111111000011111100011111100]
[00000000000000000000000000000000000000000000000111111111100000000011111111110]
[00000000000000000000000000000000000000000000000000000000011111111111111111111]