题解 | #四则运算#
四则运算
https://www.nowcoder.com/practice/9999764a61484d819056f807d2a91f1e
equation = input()
equation = equation.replace("[", "(")
equation = equation.replace("]", ")")
equation = equation.replace("{", "(")
equation = equation.replace("}", ")")
print(int(eval(equation)))
