static keyword

 

public class statickeyword {

    public static void main(String[] args) {

        Student s1 = new Student();

        s1.schoolname = "abc";

        Student s2 = new Student();

        s2.schoolname = "Def";

        System.out.println(s2.schoolname);

        System.out.println(Student.percentage(32, 45, 67));

        System.out.println(Student.percentage(45, 87, 56));

    }

}

class Student {

    String name;

    int rollno;

    static String schoolname;

    static int percentage(int math, int phy, int che) {

        return (math + phy + che) / 3;

    }

    void setname(String name) {

        this.name = name;

    }

}