【Python】成绩等级判断

score=eval(input("请输入成绩：\n"))

if score>=60:

    grade="D"

elif score>=70:

    grade="C"

elif score>=80:

    grade="B"

elif score>=90:

    grade="A"

else:grade="E"

print("输入的成绩属于级别{}".format(grade))