score = int(input("점수 :"))
if score >=90 and score <= 100:
    print(score, ":", "A")
elif score >=80 and score <= 89:
    print(score, ":", "B")
elif score >= 70 and score <= 79:
    print(score, ":", "C")
elif score >= 60 and score <= 69:
    print(score, ":", "D")
elif score >= 0 and score <= 59:
    print(score, ":", "F")
else:
    print("입력 가능한 점수 범위는 0~100입니다.")

69141963157f707a76da892c5bdee83d3c758cc3
<mask token>

<mask token>
if score >= 90 and score <= 100:
    print(score, ':', 'A')
elif score >= 80 and score <= 89:
    print(score, ':', 'B')
elif score >= 70 and score <= 79:
    print(score, ':', 'C')
elif score >= 60 and score <= 69:
    print(score, ':', 'D')
elif score >= 0 and score <= 59:
    print(score, ':', 'F')
else:
    print('입력 가능한 점수 범위는 0~100입니다.')

score = int(input('점수 :'))
if score >= 90 and score <= 100:
    print(score, ':', 'A')
elif score >= 80 and score <= 89:
    print(score, ':', 'B')
elif score >= 70 and score <= 79:
    print(score, ':', 'C')
elif score >= 60 and score <= 69:
    print(score, ':', 'D')
elif score >= 0 and score <= 59:
    print(score, ':', 'F')
else:
    print('입력 가능한 점수 범위는 0~100입니다.')

score = int(input("점수 :"))
if score >=90 and score <= 100:
    print(score, ":", "A")
elif score >=80 and score <= 89:
    print(score, ":", "B")
elif score >= 70 and score <= 79:
    print(score, ":", "C")
elif score >= 60 and score <= 69:
    print(score, ":", "D")
elif score >= 0 and score <= 59:
    print(score, ":", "F")
else:
    print("입력 가능한 점수 범위는 0~100입니다.")
