public class Driver {

	public static void main(String[] args) {
		
		Srv obj = new Srv();
	
		//System.out.println(obj.lastDay(55));

		// allDigits("$4,567") --> false
		
//		System.out.println("allDigits($4,567) --> false");
//		
//		if(hello.allDigits("$4,567"))
//			System.out.println("Fail");
//		else
//			System.out.println("Pass");
		
		
	/*	
		// day, month
		System.out.println(obj.payday(1, 3));
		
		// fail month
		System.out.println(obj.payday(1, 15));
		
		// fail day
		System.out.println(obj.payday(79, 5));
		
		// last day of month
		System.out.println(obj.payday(31, 1));
		
	*/	
		
//		obj.printTriangle(3);
		
//		System.out.println(obj.leftPad("abc", 0));
//		System.out.println(obj.leftPad("abc", 3));
//		System.out.println(obj.leftPad("", 2));
//		System.out.println(obj.leftPad("45", 2));
//		System.out.println(obj.leftPad("$", -6));
//		
//		
//		
//		obj.lastDay(3);
		
		
		System.out.println(obj.genRandomNum(5, 5));
		System.out.println(obj.genRandomNum(2, 5));
		System.out.println(obj.genRandomNum(-1, -8));
		
		
		
		
		
		
		
		
		
		
	}

}