assigning value to character and that value is assigned in the pattern

sir,i have defined a pattern['00100101';'10100100'] and an character array chars{'a','b'}; if i give the input character as 'a' then it should be assigned as '00100101'.sir could you help me how to write the code for it.

[Image Analyst]

What does this have to do with the tags (image processing)?

[Walter Roberson]

Assume steganography. Or modified huffman encoding such as for JPEG.

Answer 1

[Walter Roberson]

pats = {'00100101';'10100100'};

this_char = 'a';
pats{this_char - 'a' + 1}