""" |
百分制成绩转换为等级制成绩 |
""" |
score = float ( input ( '请输入成绩: ' )) |
if score > = 90 : |
grade = 'A' |
elif score > = 80 : |
grade = 'B' |
elif score > = 70 : |
grade = 'C' |
elif score > = 60 : |
grade = 'D' |
else : |
grade = 'E' |
print ( '对应的等级是:' , grade) |