输入8个同学学号和语文、数学、英语成绩,按总分从低到高输出学号和语文、数学、英语成绩.调试数据 5301,88,90,95；5304,99,97,98；5305,100,98,99；5307,88,87,90；5310,90,87,85；5312,78,80,87；5313,68,70,72；5