Lab1_Java

package com.company;
import java.text.NumberFormat;
import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        char Gen = 0;
        int Age = 0, ReAge = 0;
        boolean isNotCorrect = true;
        Scanner scan = new Scanner( System.in );
        System.out.println( "This program will find the recommended age for marriage" );
        System.out.println( "Man or Woman ? ENTER M if you are a man or W if you are a woman and your age." );
        do {
            try {
                Gen = scan.next().charAt(0);
                Age = scan.nextInt();
                if ((Gen != 'M' && Gen != 'W') && (Age < 16 || Age > 100)) {
                    System.out.println("Enter existing gender");
                    System.out.println("Enter acceptable age(16-100)");
                }
                else if (Gen != 'M' && Gen != 'W') {
                    System.out.println("Enter existing gender");
                }
                else {
                    isNotCorrect = false;
                    if (Age < 16 || Age > 100) {
                        System.out.println("Enter acceptable age(16-100)");
                        isNotCorrect = true;
                    }
                    else {
                        isNotCorrect = false;
                    }
                  }
                } catch(Exception err ){
                    System.out.print("Data entered incorrectly, please re-enter");
                    scan.nextLine();
                }

        }while ( isNotCorrect );
        if ( Gen == 'M' )
            ReAge = Age / 2 + 7;
        else
            ReAge = Age * 2 - 14;
        System.out.print( "Recommended age of a candidate for marriage : " + ReAge);
    }
}