Check if a string is palindrome.

//Program to check if a string is palindrome.
#include<iostream.h>
#include<conio.h>
#include<string.h>
#include<stdio.h>
void main()
{
    clrscr();
    char a[80];
    int z=1;
    cout<<"Enter a string: ";
    gets(a);
    int n=strlen(a);
    for(int i=0,j=n-1;i<=(n-1)/2;i++,j--)
    {
        if(a[i]!=a[j])
        {
            z=0;
            break;
        }
    }
    if(z==0)
    cout<<"The string is not palindrome.";
    else
    cout<<"The string is palinrome.";
    getch();
}