#include <iostream.h>
#include  <conio.h>

     void reverse (char *s)
     { 
      char *k = s, temp; 
      while(*k !=NULL) 
        k++; 
      while(k>s) 
      { 
        k--; 
        temp = *k; 
       *k = *s; 
       *s = temp; 
        s++; 
      } 
    } 
    void main(void) 
    { 
      char string[] = "Hello, How Are You"; 
      reverse(string); 
      cout<<string<<endl;  
      getch(); 
    }