学生对象操作

输入8个学生给一个学生数组赋值，每个学生属性有：学号、姓名、性别、年龄、籍贯；



（1）将学生按学号排序输出；

（2）给所有学生年龄加1：

（3）分别统计“男”、“女”生人数-students operation targeting the importation of eight students to an array of students assigned each student attributes are : Science, names, gender, age, place of birth; (1), students learn by sorting out; (2) to all students age plus one : (3), respectively Statistics "male" and "female" students