import static org.junit.jupiter.api.Assertions.*;
import org.junit.jupiter.api.Test;
import java.util.List;
import java.util.Arrays;
import java.util.ArrayList;
public class Main {
    //Program start
    
    //Program end

    @Test
public void test1() {
    assertEquals(new ArrayList<>(Arrays.asList(2)), numberOfAlternatingGroups(new ArrayList<>(Arrays.asList(0,1,1,0,1)), new ArrayList<>(Arrays.asList(new ArrayList<>(Arrays.asList(2,1,0)),new ArrayList<>(Arrays.asList(1,4))))));
}
@Test
public void test2() {
    assertEquals(new ArrayList<>(Arrays.asList(2,0)), numberOfAlternatingGroups(new ArrayList<>(Arrays.asList(0,0,1,0,1,1)), new ArrayList<>(Arrays.asList(new ArrayList<>(Arrays.asList(1,3)),new ArrayList<>(Arrays.asList(2,3,0)),new ArrayList<>(Arrays.asList(1,5))))));
}

}