import java.io.ByteArrayOutputStream;
import java.io.PrintStream;

import org.junit.Test;
import static org.junit.Assert.*;

public class TestProgramu {
	@Test
	public void test() {
		ByteArrayOutputStream bos = new ByteArrayOutputStream();
		System.setOut(new PrintStream(bos));
		String[] args = { "0", "+", "0" };
		Program.main(args);
		assertEquals("0\n", bos.toString());
	}
}