public class ggt {
	public static void main(String[] args) {

		int a = 5;
		int b = 10;


System.out.println("Der GGT von "+a+" und "+b+"ist: "+getGGT(a,b));

System.out.println (+a);
System.out.println (+b);
	}


public static int getGGT(int a, int b) {
			                   if (a == b) {
			                            return a;
			                   } else if (a < b) {
			                            return getGGT(a, b - a);
			                    } else {
			                            return getGGT(a - b, b);
			                    }

			            }


}