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 convertRoman(chars):
    # We will use a dictionary to reference Roman numerals
    roman = {'I': 1, 'V': 5, 'X': 10, 'L': 50, 'C': 100, 'D': 500, 'M': 1000} 
    int_value = 0
    
    for i in range(len(chars)): # Loop through each Roman numeral
        numer = roman[chars[i]] # Get the numerical equivalent of the Roman numeral
        if (i+1)<len(chars) and roman[chars[i+1]] > numer: # Check if the Roman numeral is followed by a larger one 
            int_value -= numer # If yes, subtract the value of the numeral
        else:
            int_value += numer # Else, add it
    return int_value

chars = 'IV' 
print (convertRoman(chars))
user
4
assistant