How to access individual characters of a txt file .

Answer 1

a) read the whole text file and parse until you find the characters you are looking for
b) open the text file, read until the characters are found, then top reading and close the text file

Answer 2

You can see in this example..
https://www.sololearn.com/Discuss/2244912/?ref=app
https://www.sololearn.com/learn/JUMP_LINK__&&__Python__&&__JUMP_LINK/2457/