public class NumberGenerator {
	public static void main(String[] args) {
		// Prints 10 randomly-generated phone numbers
	        int firstNum;
		int secondNum;
		for (int i = 1; i <= 10; i++) {
			firstNum = getRandomNum(100,999);
			secondNum = getRandomNum(0,9999);
			System.out.print(firstNum + "-");
			if (secondNum <= 9) 
				System.out.print("000");
			else if (secondNum <= 99)
				System.out.print("00");
			else if (secondNum <= 999)
				System.out.print("0");
			System.out.println(secondNum);
		}
	}
 
	public static int getRandomNum(int x, int y) {
		// Method to return a random int
		// between x and y, inclusive
	        int num = (int)(Math.random()*(y-x+1) +  x);
	        return num;
 
	}

}