class SharedCounter {
    private int counter ;

    SharedCounter(){
        this.counter = 0 ;
    }

    private void increment(){
        this.counter++ ;
    }

    public int get(){
        return this.counter;
    }

    public void count (){

        for (int i = 0 ; i <= 1000 ; i++){
            increment();
        }
    }
}