How to find out all palindromic numbers

Question

A palindromic number or numeral palindrome is a \"symmetrical\" number like 16461, that remains the same when its digits are reversed.

The term palindromic is derive

Answer 1

Loops similar to the one below can be used to print palindrome numbers:

for(int i = 1; i <= 9; i++) {
        for(int j = 0; j <= 9; j++) {
            for(int k = 0; k <= 9; k++) {
                System.out.println("" + i + j + k + j + i);
            }
        }
    }