using System;

public class MyEx : Exception {
	public MyEx () {}
}

public class Ex {

	public static int test (int a) {
		int res;
		int fin = 0;
		try {
			res = 10/a;
			throw new MyEx ();
		} catch (DivideByZeroException ex) {
			if (fin != 1)
				res = 34;
			else
				res = 33;
		} finally {
			fin = 1;
		}
		return res;
	}
	public static int Main () {
		int catched = 0;
		try {
			test (1);
		} catch (MyEx ex) {
			catched = 1;
		}
		if (catched != 1)
			return 2;
		if (test(0) != 33)
			return 3;
		return 0;
	}
}