import os

def run():
    try:
        input_iterations = int(os.environ['INPUT_ITERATIONS'])
    except ValueError:
        print(f"Invalid number: {os.environ['INPUT_ITERATIONS']}")
        return 1

    current_number = 1
    last_number = 1

    for _ in range(input_iterations):
        print(current_number)
        temp = current_number
        current_number = current_number + last_number
        last_number = temp

    output_file_path = os.environ['GITHUB_OUTPUT']
    os.makedirs(os.path.dirname(output_file_path), exist_ok=True) # Create directory if it does not exist

    with open(output_file_path, 'a') as gh_output:  # 'a' mode will create the file if it does not exist, otherwise it will append
        print(f'lastNumber={last_number}', file=gh_output)


if __name__ == '__main__':
    run()