a ='i'
b ='like'
c ='python'
print(a+'\t'+b+'\t'+c)
s =' sdghHhf '
s1 = s.strip()
print(s1)
s2 = s1.upper()
print(s2)
s3 = s1.lower()
print(s3)
s4 = s1.find('h')
print(s4)
x ='I {} python'
x1 = x.replace('{}','like')
print(x1)
x2 = x.format('like')
print(x2)
capital='人民币100万元'
print(len(capital))
ifcapital.isdigit():
print('it is digit')
else:
print('it is not digit')
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