numberPattern_1.js

/*Input Value : Any number n = 5;

Output:
		5555555555
		4444**4444
		333****333
		22******22
		1********1
*/

//1- st Way using javaScript
var inputNumber = 9, doubleNumber = inputNumber*2;

	for(var row = inputNumber ; row > 0 ; row --){

		//handle 1st case
		if(inputNumber == row){
			var stringValue = "";

			for(var i = 0 ; i < doubleNumber ; i++){
				stringValue += inputNumber + "";
			}

			console.log(stringValue);
		}

		//2nd case
		if(row < inputNumber){
			var starValue = "";
			var leftValue  = "";
			var rightValue  = "";
			var currentNumber = row;
			var starPrintLoopValue = doubleNumber - row * 2;

			for(var i = 0 ; i < currentNumber ; i++){
				leftValue += currentNumber + "";
			}

			for(var i = 0 ; i < currentNumber ; i++){
				rightValue += currentNumber + "";
			}

			for(var i = 0 ; i < starPrintLoopValue ; i++){
				starValue += "*" + "";
			}
		 console.log(leftValue + starValue + rightValue);
		}
	}