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(50,20,80,15,17,19)), createBinaryTree(new ArrayList<>(Arrays.asList(new ArrayList<>(Arrays.asList(20,15,1)),new ArrayList<>(Arrays.asList(20,17,0)),new ArrayList<>(Arrays.asList(50,20,1)),new ArrayList<>(Arrays.asList(50,80,0)),new ArrayList<>(Arrays.asList(80,19,1))))));
}
@Test
public void test2() {
    assertEquals(new ArrayList<>(Arrays.asList(1,2,null,null,3,4)), createBinaryTree(new ArrayList<>(Arrays.asList(new ArrayList<>(Arrays.asList(1,2,1)),new ArrayList<>(Arrays.asList(2,3,0)),new ArrayList<>(Arrays.asList(3,4,1))))));
}

}