run scrum code

void run_scrum() {    const int  Sprint_Length = 10;        int   velocity = get_past_performance();    

    // Scrum roles    Role team, product_owner, ScrumMaster;

    // Scrum 中的制品    Product_Backlog  product_backlog;    Sprint_Backlog  sprint_backlog;    Burndown_Chart sprint_burndown_chart, release_burndown_chart;

    Product_Increment  product_increment;

    //开始项目的三个准备条件    setup_team(team);    define_Definition_of_Done(team, product_owner);    initial_project(&product_backlog );  //标红的为输出参数，将带回值，下同

    //每一次while 循环为一次迭代    while (!is_empty(product_backlog)) {        run_sprint_planning_meeting(product_backlog, velocity, &sprint_backlog);

     //每一次for循环为一个工作日        for(num_of_day = 1; num_of_day <=  Sprint_Length; num_of_day ++){            run_daily_scrum_meeting(&sprint_burndown_chart);            do_development_activity(sprint_backlog, &product_increment);        }

        run_sprint_review_meeting(product_backlog, product_increment);        run_retrospective_meeting();

        update_product_backlog(&product_backlog, &release_burndown_chart);        update_velocity(&velocity);    }  }