x = int(input('去年小明的成绩 %d\n')) y = int(input('今年小明的成绩 %d\n'))
rate = (y-x)*100/x
print('小明成绩的增幅 %.1f%%' % rate)
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nakiri_kakak
-- coding: utf-8 --
x = int(input('去年小明的成绩 %d\n')) y = int(input('今年小明的成绩 %d\n'))
rate = (y-x)*100/x
print('小明成绩的增幅 %.1f%%' % rate)