stakan

public class Stakan {

    private  float m;
    private  float v;
    private  float content;

        public
    Stakan(){
        m = 30;
        v = 200;
        content = 0;
    };

    public
    Stakan(float m,float v,float c){
        this.m = m;
        this.v = v;
        content = c;
    };

    float getMass(){
        return m;
    }


    float getVolume(){
        return v;
    }

    float getContent(){
        return content;
    }

    boolean setMass(float m){
        this.m = m;

        if(m == getMass()){
        return true;
        }else{
            return false;
        }
    }

    boolean setVolume(float v){
        this.v = v;
        if(v == getVolume()){
        return true;
        }else{
            return false;
        }

    }

    boolean setContent(float C){
        content = C;
        if(C == getContent()){
        return true;
        }else{
            return false;
        }

    }

    void print(){
                System.out.println();
        System.out.print("Масса = " + getMass() + " g, ");
        System.out.print("Объем = " + getVolume() + " ml, ");
        System.out.print("Содержание = " + getContent() + " ml, ");
                System.out.println();
    }



}