C program to Reverse a String without using strrev() using a Pointer

/* C program to Reverse a String without using strrev() using Pointer*/
 
#include <stdio.h>
#include <string.h>

char* reverse_String(char *Str)
{
	static int i = 0;
	static char RevStr[10];
	
	if(*Str)
	{
		reverse_String(Str + 1);
		RevStr[i++] = *Str;
	}
	return RevStr;
}
 
void main()
{
  	char Str[100], temp;
  	int i, j, len;
 
  	printf("Enter a String:  ");
  	gets(Str);
 
  	printf("Reverse String is =  = %s", reverse_String(Str));
}

Enter a String: Tutorialsrack
Reverse String is = = kcarslairotuT
--------------------------------
Process exited after 4.721 seconds with return value 36
Press any key to continue . . .