定义一个结构体数组，成员包括十个学生的学号、姓名和三门课成绩。调用input函数，从键盘输入学生的信息；调用search函数，输入一个学生的学号就输出学生的所有信息。-Define an array of structures, including ten members of student number, name, and three course grades. Call the input function, the input　the keyboard student information　call search function, enter a number of students to learn all the information on the output of the students.