REVERSING A STRING-WITHOUT USING ANOTHER STRING

#include<iostream.h>

#include<conio.h>

#include<string.h>

#include<stdio.h>

void main()

{

  char strng[25];

  int len;

  cout<<"enter a string : ";

  gets(strng);

  len=strlen(strng);

  cout<<"\n\nreverse : \n";

  for(int i=len-1; i>=0 ; i--)

    cout<<strng[i];

  getch();

}

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OUTPUT :(click to enlarge the image)