import os

def calculate_average(filename):
    with open(filename, "r") as file:
        values = file.readlines()
        values = [int(value.strip()) for value in values]
        average = sum(values) / len(values) if values else 0
        return average

def main():
    noop_functions = ["noop1", "noop2", "noop3", "noop4", "noop5"]

    for noop in noop_functions:
        filename = f"{noop}.txt"
        if os.path.exists(filename):
            average = calculate_average(filename)
            print(f"Average for {filename}: {average}")
        else:
            print(f"{filename} does not exist.")

if __name__ == "__main__":
    main()