import json


def verif_code_article(lst_art):
    if len(lst_art) == 0:
        json_data = {"result": "Success", "Missing": None}
    else:
        ref_code_art = get_ref_code_art()
        cnt = 0
        missing = []
        for i in lst_art:
            if i not in set(ref_code_art):
                cnt += 1
                missing.append(i)
        if cnt > 0:
            print(cnt)
            json_data = {"result": "Failure", "Missing": missing}
        else:
            json_data = {"result": "Success", "Missing": None}
    return json_data


res = verif_code_article(articles)
print(len(res))
if len(res) > 1:
    with open("outputs.json", "w") as json_file:
        json_file.write(json.dumps(res))
else:
    with open("outputs.json", "w") as json_file:
        json_file.write(json.dumps('Problem'))