student_scores = {
    'Harry': 88,
    'Ron': 78,
    'Hermione': 95,
    'Draco': 75,
    'Neville': 60
}

student_grades = {}

for student in student_scores:

    score = student_scores[student]
    # student_scores[student]는 각 student의 벨류가 나올 것이고 
    #그것을 score라고 지정함

    if score >= 91:
        student_grades[student] = "Outstanding"
    elif score >= 81:
        student_grades[student] = "Exceeds Expectations"
    elif score >= 71:
        student_grades[student] = "Acceptable"
    else:
        student_grades[student] = "Fail"

print(student_grades)