public class Sample_1 {
     class Student{
            int sage;
            String sname;
            String sclass;
        
        }
    public static void main(String[] args) {
        Student tom;
        tom= new Student();
        Student jerry;
        jerry = new Student();
        tom.sage =14;
        tom.sname ="Tom";
        tom.sclass = "123";
        jerry.sage=15;
        jerry.sname="Jerry";
        jerry.sclass="1233";
        System.out.println("sname="+tom.sname+",sage="+tom.sage+",sclass="+tom.sclass);
        System.out.println("sname="+jerry.sname+",sage="+jerry.sage+",sclass="+jerry.sclass);
        
        }
}