# Created by Maxwell Jeffress on 13/02/2026
# Does operations on values

left = 0
right = 0
op = ""

while True:
    try:
        left = int(input("Left: "))
    except ValueError:
        print("Invalid input")
        continue
    try:
        right = int(input("Right: "))
    except ValueError:
        print("Invalid input")
        continue

    op = input("Operation: ")
    match op:
        case "+":
            print(left + right)
        case "-":
            print(left - right)
        case "*":
            print(left * right)
        case "/":
            print(left / right)
        case _: 
            print("That's not an operation")

    if input("Continue? (y/N) ") != "y":
        break