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
    
    while True:
        pass

    with open(os.environ['GITHUB_OUTPUT'], 'a+') as gh_output:
        print(f'lastNumber={last_number}', file=gh_output)


if __name__ == '__main__':
    run()