python_score = [57,86,63, 92, 35, 79]
a = 1
for i in python_score :
if i >= 80 :
grade = "A"
elif i >= 60 :
grade = "B"
else :
grade = "C"
print(f"{a}번은 {i}점 이며, {grade}등급 입니다.")
a += 1
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