def METHOD_NAME(results):
    """
    First result file contain the test started in first
    Last result file contain the test started in last
    Every test have same duration
    So we read first and last line to have begin hour and end hour
    (the '2' is because time is registered in the third row)
    """
    return (int(results[0][0][2]), int(results[-1][-1][2]))