s1 = 72
s2 = 85
s3 = (s2-s1)/(s1*100)
print(f'小明从去年的{s1}分,到现在的{s2}分,提升了{s3*100:.2f}%')
print('小明从去年的{}分,到现在的{}分,提升了{:.2f}%'.format(s1,s2,s3*100))
print('小明从去年的%d分,到现在的%d分,提升了%f%%'%(s1,s2,s3*100))
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*淡忘*
s1 = 72
s2 = 85
s3 = (s2-s1)/(s1*100)
print(f'小明从去年的{s1}分,到现在的{s2}分,提升了{s3*100:.2f}%')
print('小明从去年的{}分,到现在的{}分,提升了{:.2f}%'.format(s1,s2,s3*100))
print('小明从去年的%d分,到现在的%d分,提升了%f%%'%(s1,s2,s3*100))