Chapter2_SyntaxB_Ex3

import java.util.Scanner;

/*  ==================================================
         Chapter 2: Syntax section B- Loops

             Ex3: Five Capital letters
    ===================================================
*/

public class MyProgram {
    public static void main(String[] args) {

        //variables
        final int SIZE=5;   //represent max Capital input for loop
        char letter;
        int counter=0;  //represent the amount of Capital letters
        Scanner s=new Scanner(System.in);

        //loop until 5 Capital letters entered
        do{
            //user input
            System.out.println("Enter a letter: ");
            letter=s.next().charAt(0);

            //check if capital letter, increase counter accordingly
            if(letter>='A' && letter<='Z')
                counter++;
        }
        while(counter<SIZE);

        //display message
        System.out.println("you've entered "+SIZE+" Capital letters!\nEnd");

    }
}