class Solution {
public boolean isPalindrome(int x) {
if(x < 0)
return false;
return x == reverseNum(x);
}
private static int reverseNum(int num){
int rev = 0;
while(num>0){
int digit = num%10;
rev = (rev * 10) + digit;
num = num/10;
}
return rev;
}
} public boolean isPalindrome(int x) {
String str = Integer.toString(x);
String reverse = new StringBuilder(str).reverse().toString();
return str.equals(reverse)?true:false;} public static void main(String[] args) {
Scanner input = new Scanner(System.in);
int num = input.nextInt();
int temp = num;
int rev = 0;
while (num > 0) {
rev = rev * 10 + num % 10;
num /= 10;
}
System.out.println(temp==rev?"palindrome":"not palindrome");
}public static boolean checkPalindrome(String str)
{
int len = str.length();
for(int i = 0; i < len / 2; i++) {
if (str.charAt(i) != str.charAt(len - i - 1))
return false;
}
return true;
} public boolean isPalindrome(int x) {
String str = Integer.toString(x);
String reverse = new StringBuilder(str).reverse().toString();
return str.equals(reverse)?true:false;
}package com.candidjava; import java.util.Scanner; public class PalindromeUptoN{ public static void main(String[] args) { int n, b, rev = 0; Scanner sc = new Scanner(System.in); System.out.println("Enter the Palindrome No N:"); int N = sc.nextInt(); System.out.print("Palindrome numbers from 1 to N:"); for (int i = 1; i <= N; i++) { n = i; while (n > 0) { b = n % 10; rev = rev * 10 + b; n = n / 10; } if (rev == i) { System.out.print(i + " "); } rev = 0; } } }