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
"""
Write an algorithm in Python that takes a string of characters and 
prints out the frequency of each character.
"""

def count_frequency(text):
    freq = {}
    for c in text:
        if c in freq:
            freq[c] += 1
        else:
            freq[c] = 1
    for key,value in freq.items():
        print(key + ': ' + str(value))

if __name__ == '__main__':
    text = "Hello, world!"
    count_frequency(text)
user
H: 1
e: 1
l: 3
o: 2
,: 1
 : 1
w: 1
r: 1
d: 1
!: 1
assistant