题解 | #四则运算#
四则运算
https://www.nowcoder.com/practice/9999764a61484d819056f807d2a91f1e
s=input()
s1=s.replace('{','(')
s2=s1.replace('}',')')
s3=s2.replace('[','(')
s4=s3.replace(']',')')
print(int(eval(s4)))
'''
a='2*(4+2*((5-6)/3))'
s1=eval(a)
print(s1)
'''
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