for(int i = 0; i < size; i++) {

            if(knapsack[i].getInserted()) {
                for(int j = 0; j < size; j++) {
                    if(knapsack[j].getInserted() == false && ((getTotalItems(knapsack)-1) < r) && ((getTotalWeight(knapsack) - knapsack[j].getWeight()) < K)) {

                    }
                }
            }

        }