package fibbase;

public class FibBase {

	/**
	 *
	 * @param a
	 *            > 0
	 * @param b
	 *            >= a
	 * @return y(a) + y(a+1) + y(a+2) + ... + y(b-1) + y(b)
	 */
	public static long ySum(long a, long b) {
		// TODO: Implement this method using the definitions
		// for y(a) in the README document.
		return 0;
	}

}