expression=input("Type the basic arithmetic expression with 2 numbers you want to solve")
if('+' in expression):
print(sum([int(j) for j in expression.split('+')]))
elif('-' in expression):
n1=int(expression.split("-")[0])
n2=int(expression.split("-")[1])
print(n1-n2)
elif('*' in expression):
n1=int(expression.split("*")[0])
n2=int(expression.split("*")[1])
print(n1*n2)
elif('/' in expression):
n1=int(expression.split("/")[0])
n2=int(expression.split("/")[1])
print(n1/n2)
else:
print("Please retry and follow the guidlines")