Faulty calculator Exercise.2

print("Enter first number")
num1=int(input())
print("enter your operator")
op=input()
print("Enter second number")
num2=int(input())
if op=='+' and num1==54 and num2==5 :
    print("64")
elif op=='*' and num1==45 and num2==5 :
    print("555")
elif op == '/' and num1 == 56 and num2 ==6:
    print("4")
elif op=='+':print(num1+num2)
elif op=='-':
    print(num1-num2)
elif op=='*':
    print(num1*num2)
elif op=='/' :
    print(num1/num2)
else:
    print("Invalid Input")