DigitToWord.java

import java.util.Scanner;

public class DigitToWord {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        byte a = scanner.nextByte();
        switch (a) {
            case 1:
                System.out.println("ONE");
                break;
            case 2:
                System.out.println("TWO");
                break;
            case 3:
                System.out.println("THREE");
                break;
            case 4:
                System.out.println("FOUR");
                break;
            case 5:
                System.out.println("FIVE");
                break;
            case 6:
                System.out.println("SIX");
                break;
            case 7:
                System.out.println("SEVEN");
                break;
            case 8:
                System.out.println("EIGHT");
                break;
            case 9:
                System.out.println("NINE");
                break;
            default:
                System.out.println("Enter Single Digit Integer");
                break;
        }
        scanner.close();
    }
}