def exam_grade(score):

 def exam_grade(score):

    if score == 100:

        grade = "Top Score"

    elif score >= 60:

        grade = "Pass"

    else:

        grade = "Fail"

    return grade

print(exam_grade(65)) # Should be Pass

print(exam_grade(55)) # Should be Fail

print(exam_grade(60)) # Should be Pass

print(exam_grade(95)) # Should be Pass

print(exam_grade(100)) # Should be Top Score

print(exam_grade(0)) # Should be Fail