from pie_test_set.p02897 import problem_p02897


def test_problem_p02897_0():
    actual_output = problem_p02897("4")
    expected_output = "0.5000000000"
    assert str(actual_output) == expected_output


def test_problem_p02897_1():
    actual_output = problem_p02897("4")
    expected_output = "0.5000000000"
    assert str(actual_output) == expected_output


def test_problem_p02897_2():
    actual_output = problem_p02897("1")
    expected_output = "1.0000000000"
    assert str(actual_output) == expected_output


def test_problem_p02897_3():
    actual_output = problem_p02897("5")
    expected_output = "0.6000000000"
    assert str(actual_output) == expected_output
