Trying to convert uppercase char to lowercase in C without using a function

Question

I am trying to convert a char element from an char *argv[] array to lowercase from uppercase without using a function. I want to add 32 to the ascii integer.

When I try

Answer 1

Ascii 136 is not a printable character. You should do something like lowercase = tolower - 'A' + 'a';, but only if tolower is uppercase for sure (it's not in your example).