def test_multiple_ones():
    assert determine_score([1, 1]) == 200
def test_straight():
    assert determine_score([2, 4, 6, 1, 3, 5]) == 1500
def test_single_one():
    assert determine_score([1]) == 100
def test_three_pairs_with_ones_and_fives():
    assert determine_score([1, 1, 3, 3, 5, 5]) == 1000
def test_three_pairs():
    assert determine_score([2, 2, 3, 3, 4, 4]) == 1000
def test_single_two():
    assert determine_score([2]) == 0
def test_single_five():
    assert determine_score([5]) == 50
def test_out_of_order_one():
    assert determine_score([3, 1]) == 100