“printf” on strings prints gibberish

Question

I\'m trying to print a string the following way:

int main(){
    string s(\"bla\");
    printf(\"%s \\n\", s);
         .......
}

but all I

Answer 1

I've managed to print the string using "cout" when I switched from :

#include 

to

#include 

I wish I would understand why it matters...