在此插入代码
s1 = 72 s2 = 85 r = (s2 - s1) / s1 * 100 print('the growth rate is %2.1f %%' % r)
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天秤不念天平
!/usr/bin/env python3
-- coding: utf-8 --
s1 = 72 s2 = 85 r = (s2 - s1) / s1 * 100 print('the growth rate is %2.1f %%' % r)