public class Fibonacci {
	public static void main(String[] args) {
	int num, v, num1 = 0, num2 = 1, temp;
	num = Integer.parseInt(args[0]);
	System.out.print("Fibonacci numbers: ");
		for (int i = 1; i <= num; i++) {
    		    // This prints fibonacci number;
		    System.out.print(num1 + " ");
    		    // This calculates fibonacci number;
		    temp = num1 + num2;
		    num1 = num2;
		    num2 = temp;
		 }

	}
}