Why a friend of mine can't run my codes?

Question

I gave a code that worked in my computer to a friend of mine and he couldn't run it. The compiler said the function to_string was not declared in his scope, but string library was included and it worked for me.

Answer 1

Compiler issues. Please read this thread which contains explanations and fixes.

http://stackoverflow.com/questions/31117733/to-string-and-convert-str-not-declared-in-scope