Description
Get an input string from the user and then check whether it is a palindrome string or not.
Input
noon
Output
Palindrome
Input
Talent
Output
Not a Palindrome
C Program
#include<stdio.h>
#include<string.h>
int main()
{
char str[10];
int i, len = 0, flag = 0;
printf("Enter a string: ");
scanf("%s",str);
len = strlen(str);
for (i = 0; i < len / 2; i++) {
if (str[i] == str[len - i - 1])
flag++;
}
if (flag == i)
printf("Palindrome");
else
printf("Not a palindrome");
return 0;
}
C++ Program
#include<iostream>
#include<string.h>
using namespace std;
int main()
{
char str[10];
int i, len = 0, flag = 0;
cout<<"Enter a string: ";
cin>>str;
len = strlen(str);
for (i = 0; i < len / 2; i++) {
if (str[i] == str[len - i - 1])
flag++;
}
if (flag == i)
cout<<"Palindrome";
else
cout<<"Not a palindrome";
return 0;
}
Java
import java.util.Scanner;
public class Main {
static boolean isPalindrome(String str)
{
int i = 0, j = str.length() - 1;
while (i < j)
{
if (str.charAt(i) != str.charAt(j))
return false;
i++;
j--;
}
return true;
}
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
System.out.print("Enter a string: ");
String str = sc.nextLine();
if (isPalindrome(str))
System.out.print("Palindrome");
else
System.out.print("Not a palindrome");
}
}
Python
str1 = input("Enter a string: ").upper()
if str1 == str1[::-1]:
print("Palindrome")
else:
print("Not a palindrome")
