sum := 0 for i:=1 to n for j := i+1 to n sum := sum + 1

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Consider the following program segment:
sum := 0
for i:=1 to n
for j :=i+1 to n
sum := sum + 1
a) Express the final value of sum
using summation notation and
simplify.
b) Write the time complexity of the
program in terms of Ⓒ (Theta)
notation; you do not need to find
constants c and k.
Transcribed Image Text:Consider the following program segment: sum := 0 for i:=1 to n for j :=i+1 to n sum := sum + 1 a) Express the final value of sum using summation notation and simplify. b) Write the time complexity of the program in terms of Ⓒ (Theta) notation; you do not need to find constants c and k.
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