20171113 - 03 - classEx_05

package myApp;

import java.util.Scanner;

public class class03_ex11 {

    public static void main(String[] args) {
        //init vars
        int         n   = 0,
            lastDigit   = 0;

        boolean check   = false;

        //open in_stream
        Scanner s = new Scanner(System.in);

        //usage info
        System.out.println("Type in an Integer: ");

        while (!check) { //as long as check equals false, do:
            n = s.nextInt();
            lastDigit = n%10; //get right digit from new number

            if (n > 9) { //filter out edge case (n<9)
                for (int i=n; i>0; i /= 10) {
                    /* System.out.printf("__DEBUG: n:%d i:%d lastDigit: %d", n, i, lastDigit); */

                    if (lastDigit == i%10) {
                        check = true; /* System.out.println(" - check is true. continue checking.."); */
                    }
                    else {
                        check = false; /* System.out.println(" - check is false. back to main loop.."); */
                        break;
                    }

                }
            } //else, back to while loop..

        }

        //close in_stream
        s.close();

        //exit msg
        System.out.printf("number %d accepted. exit..%n", n);

    }

}