CS 301, Fall 2000


Assignment #7: 10 Points.

Due Date: Monday, 11/06/00.


(2)  1.	Modify the multiplication program in Figure 5.8 to prompt
	the user for X and Y and to output the values of ls_sum
	and ms_sum.  The file is online at ~cs301/fig5.8.s.  
	Test the program on the examples in Figure 5.7.
	Does the program work correctly for both positive and
	negative integers?   Explain the result obtained for 
	65536 x 65536.**  

(2)  2.	Perform long division on 8-bit 2's complement numbers
	to obtain the quotient and remainder for 01010101/1010.

(2)  3.	Problem 6.3(d)

(2)  4.	Modify your factorial program from HW5, Problem #3, to 
	compute N! using double precision floating point numbers.  
	(a) What is the largest value of N for which N! is computed
	    exactly?
	(b) What is the largest value of N for which N! is
	    approximately correct?
	Explain your answers.**

(2)  5.	If element[0] of a 16 element array starts at location 40,
	what is the address of element[8], when
	(a) the elements are character .bytes?
	(b) the elements are integer .words?

      **For full credit, turn in well commented program listing and
	output from your computer run.