tuple<TasksInfo, TasksInfo> PerformPersonTasks(const string& person, int task_count) {
        if (InfoPerson_.count(person) == 0) { // если такого разработчика нет
            return {};
        }
        TasksInfo updated_tasks = InfoPerson_.at(person); // обновленные задачи
        TasksInfo untouched_tasks;

        if (updated_tasks[TaskStatus::DONE] != 0) {
            untouched_tasks[TaskStatus::DONE] = updated_tasks[TaskStatus::DONE];
        }

        for (size_t i = 0; i < 3; ++i) {
            if (task_count <= InfoPerson_[person][static_cast<TaskStatus>(i)]) {
                updated_tasks[static_cast<TaskStatus>(i + 1)] += task_count;
                updated_tasks[static_cast<TaskStatus>(i)] -= task_count;
                untouched_tasks[static_cast<TaskStatus>(i)] = InfoPerson_[person][static_cast<TaskStatus>(i)] - task_count;
                break;
            } else {
                updated_tasks[static_cast<TaskStatus>(i + 1)] += InfoPerson_[person][static_cast<TaskStatus>(i)];
                updated_tasks[static_cast<TaskStatus>(i)] -= InfoPerson_[person][static_cast<TaskStatus>(i)];
                task_count -= InfoPerson_[person][static_cast<TaskStatus>(i)];
            }
        }

        InfoPerson_[person] = updated_tasks;;
        for (auto& [status, num_tasks] : updated_tasks) {
            num_tasks -= untouched_tasks[status];
        }
        untouched_tasks.erase(TaskStatus::DONE); // все невыполненные задачи
        return {updated_tasks, untouched_tasks};
    }