Print numbers from 1 to n using recursion in kotlin

Kotlin program for Print numbers from 1 to n using recursion. Here more solutions.

// Kotlin program for
// Print numbers from 1 to n using recursion
class Numbers
{
	fun printNumber(num: Int): Unit
	{
		if (num >= 1)
		{
			// Reduce the number and try again 
			// Until n is greater than zero
			this.printNumber(num - 1);
			// Display calculated result
			print(" " + num);
		}
	}
}
fun main(args: Array < String > ): Unit
{
	val task: Numbers = Numbers();
	// Test A (1..10)
	var num: Int = 10;
	print("\n (1 to " + num + ") : ");
	task.printNumber(num);
	// Test B (1..20)
	num = 20;
	print("\n (1 to " + num + ") : ");
	task.printNumber(num);
}

Output

 (1 to 10) :  1 2 3 4 5 6 7 8 9 10
 (1 to 20) :  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20


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