/* String Reverse -  Program to find reverse of given string without using string library function */

#include  <stdio.h>
#include  <conio.h>

void  reverse(char  str1[ ], char  str2[ ]) ;
/* This function will store reverse of string 1 in string 2 */

void  main()
{
    char  str1[50], str2[50] ;
    clrscr();
    printf("Enter the string: ") ;
    gets(str1) ;
    reverse(str1,str2) ;
    printf("Reversed string is: %s", str2) ;
    getch();
}

void  reverse(char  str1[ ], char  str2[ ])
{
    int  i, j ;
    for(i=0 ; str1[i]!='\0' ; i++) ;
    for(i=i-1, j=0 ; i>=0 ; i--, j++)
        str2[j]=str1[i] ;
    str2[j]='\0' ;
}

/*
Output:

Enter the string: Sandeep Gupta
Reversed string is: atpuG peednaS
*/