public class HashTest{
    private int i;
    public getInt(){
        return i;
    }
    public void setI(int i){
        this.i=i;
    }
    public boolean equals(Object object){
        if(object==null)
            return false;
        if(object==this)
            retrun true;
        if(!(object instanceof HashTest))
            return false;
        HashTest other=(HashTest) object;
        if(other.getI()==this.getI())
             return true;
        
        return false;
    }
    public int hasCode(){
        return i%10;
    }
}