public class IntClass  {
    private int x;
    public IntClass(){x = 0;}
    public IntClass(int num) { x = num; }
    public void setNum(int num){x=num;}
    public int getNum(){return x;}
    public void addToNum(int num){x = x + num;}
    public void multiplyToNum(int num){x = x*num;}
    public int compareTo(int num){return (x-num);}
    public boolean equals(int num){if(x==num) return true; else return false;}
    public String toString(){return String.valueOf(x);}
}