Reversing a string in c with recursion

Question

I have written code to reverse a string in c... it works fine but I can\'t return the reversed string in the main() function.

#include

        

Answer 1

#include
#include
void rev(char *);

int main()
{
    char s[]="Hello";
    printf("\n%s",s);
    rev(s);
    printf("\n%s",s);
    return 0;
}

void rev(char *s)
{
    static int i=0;
    static int j=0;
    if(j==0)                   //since static variable can be intitialized 
    {                          //only with a constant literal,to store 
        j=strlen(s)-1;         //length-1 in 1st function call, we can use 
    }                          //this trick.(condition satisfied only in 1st 
                               //function call)
    if(i