COS 554 SPRING 2009 HW #10  DUE TUESDAY 5/5/09
p. 488: 20.2-1, 10 points
p. 983: 34.2-11,20 points
p. 994: 34.3-1, 10 points
p.1002: 34.4-6, 10 points
p.1017: 34.5-5, 15 points
p.1018: 34-2,   15 points
p.1027: 35.1-4, 20 points
********** Problem Notes *********,
Problem 35.1-4 on p.1027
Write a program to implement this algorithm and give a proof that 
illustrates that your algorithm is correct.