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(1, minimumSumSubarray(new ArrayList<>(Arrays.asList(3, -2, 1, 4)), 2, 3));
}
@Test
public void test2() {
    assertEquals(-1, minimumSumSubarray(new ArrayList<>(Arrays.asList(-2, 2, -3, 1)), 2, 3));
}
@Test
public void test3() {
    assertEquals(3, minimumSumSubarray(new ArrayList<>(Arrays.asList(1, 2, 3, 4)), 2, 4));
}

}