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Title: using nested conditional operator to complete this question: academic> = 90 points represented by students A, B is represented by between 60-89 minutes is represented by C 60 points or less.
# -*- coding: UTF-8 -*-
score = int(raw_input('输入分数:\n'))
if score >= 90:
grade = 'A'
elif score >= 60:
grade = 'B'
else:
grade = 'C'
print '%d 属于 %s' % (score,grade)