/*
 * SquirrelSimplex: This class models a basic Robotic Squirrel.
 */

class SquirrelSimplex {

	// number of hazelnuts currently in reservoir
	private int numHazelnuts;

	/*
	 * extract: remove 'numToRemove' hazelnuts from the reservoir
	 * numToRemove:  the number of hazelnuts to be removed.
	 */
	public void extract (int numToRemove) {
		numHazelnuts = numHazelnuts - numToRemove;
	}

	/*
	 * getNumHazelnuts: return the number of hazelnuts
	 * that are currently in this Squirrel's reservoir.
	 */
	public int getNumHazelnuts () {
		return numHazelnuts;
	}

	/*
	 * pickHazelnut: one hazelnut is picked off the tree and inserted
	 * into the reservoir.
	 */
	public void pickHazelnut () {
		numHazelnuts ++;
	}
}