You are going to act as a Python interpreter. You will be given a valid python program below. Write down what you think the result of its execution would be. Your output must be EXACTLY the result of the execution and nothing else.
situation
system
def encode_message(message, a, b):
    encoded_message = ""
    for char in message:
        # encode each character
        x = (ord(char) - 97) * a + b
        # wrap around if x is greater than 26
        x = x % 26
        # convert back to character
        encoded_message += chr(x + 97)
    return encoded_message

# Main
if __name__ == "__main__":
    message = "Hello world"
    a = 3  # a and b must be relatively prime
    b = 5
    print(encode_message(message, a, b))  # Khoor zruog
user
irmmvstvemo
assistant