Hello why the type of the output is an integer?

Question

Here is thr code and thanks for helping!
https://code.sololearn.com/cV9cm4GrEZaz/?ref=app

Answer 1

Looks like implicit conversion has happened here
https://www.geeksforgeeks.org/type-conversion-in-c/amp/

Answer 2

The result is of type byte. Every char is a representation of a byte. If you want the char you must do (char)(h+i) witch adds i to the byte value of h and then converts it to char

Answer 3

Thank you both of you mates!

Answer 4

I didn't understand you question.