def write_the_bootstrap_tree(list_of_annotated_strings, output_file):
    """
    this function writes every bootstrap tree annotated by this program to one file, newline seperated

    args:
        list_of_annotated_strings : a list of annotated bootstrap gene trees
        output_file : a file name to write to
    output:
        a file containing all 100 bootstraps annotated 
    """
    with open(output_file, "w") as out:
        for item in list_of_annotated_strings:
            out.write(item+"\n")
    print("wrote the annotated bootstraps gene tree to "+output_file)
    return output_file