print("Welcome to your Calculator")

print("Enter the first number")

first_number = input()

print("Enter the second number")

second_number = input()

print("Enter the operation")

operation = input(["+", "-", "*", "/"])

if operation == "+":

print(int(first_number) + int(second_number))

elif operation == "-":

print(int(first_number) - int(second_number))

elif operation == "*":

print((first_number) * (second_number))

elif operation == "/":

print(float(first_number) / float(second_number))

else:

print("Invalid operation")

print("Thank you for using your Calculator")