#-*-coding:-*-
name='小明'
s1=72
s2=85
r=(s2-s1)/s1*100
print('%s今年成绩提高了%.1f%%'%(name,r))
input()
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lu学习
#-*-coding:-*-
name='小明'
s1=72
s2=85
r=(s2-s1)/s1*100
print('%s今年成绩提高了%.1f%%'%(name,r))
input()