// Allison Obourn, CSE 142
// Several methods that return booleans

import java.util.*;

public class BooleanPractice {
	public static void main(String[] args) {
		Scanner console = new Scanner(System.in);
		System.out.print("Type a number: ");
		int value = console.nextInt();
		
		if(isPrime(value)) {
			System.out.println("It's prime!");
		}

	}

	// takes a value and returns true if it is prime
	public static boolean isPrime(int value) {
		int factors = 0;
		for (int i = 1; i <= value; i++) {
			if (value % i == 0) {
				factors++;
			}
		}
		return factors == 2;
	}
	
	// takes a String and returns true if it contains a single vowel
	public static boolean isVowel(String letter) {
		return letter.equalsIgnoreCase("a") || letter.equalsIgnoreCase("e") || 
			letter.equalsIgnoreCase("i") || letter.equalsIgnoreCase("o") || 
			letter.equalsIgnoreCase("u");
	}
}