scanner1903

package scanner;

public class Nim {

    private int pile1;
    private int pile2;
    private int pile3;



    void removePieces(int number, int targetPile){
        if ((targetPile != pile1) || (targetPile != pile2) || (targetPile != pile3)){
            throw new IllegalArgumentException();
        }
        if ((number < 0) || (number > 3)){
            throw new IllegalArgumentException();
        }
        if ((targetPile - number) < 0){
            throw new IllegalStateException();
        }

    }

    boolean isValidMove(int number, int targetPile){

    }
    boolean isGameOver(){

    }
    int getPile(int targetPile){

    }

}