PY
py
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import operator
ops={'+':operator.add,'-':operator.sub,'*':operator.mul,'/':operator.truediv}
q_calc=str(input())
def calculator(calculation):
l_calc=list(calculation)
for num in range(0,len(calculation)-1):
if l_calc[num]=='+' or l_calc[num]=='-' or l_calc[num]=='/' or l_calc[num]=='*':
num1=l_calc[:num-1]
num2=l_calc[num+1:]
num1=''.join(num1)
num2=''.join(num2)
num1=int(num1)
num2=int(num2)
change=l_calc[num]
change=str(''.join(change))
else:
print()
# global change
print(ops[change](num1,num2))
calculator(q_calc)
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OUTPUT
Run