Purchase Solution

How to Find Unique Elements in a List

Not what you're looking for?

Ask Custom Question

I need to determine if my array is unique and in ascending order. I've got the ascending order part figured out but am not sure that I'm doing the unique part correctly. Could you check my pseudocode to see if I have it right? I not, please give me direction on how to do this.

Enter
Read N
SUB = 0
VALID_TABLE = 'Yes'
UNIQUE_TABLE = 'Yes'
DOWHILE SUB <= N
SUB = SUB + 1
Read A(SUB)
IF A(SUB-1) > A(SUB) THEN
VALID_TABLE = 'No'
ELSE
IF A(SUB) = A(SUB+1) THEN
UNIQUE_TABLE = 'No'
(ELSE)
ENDIF
ENDIF
ENDDO
Return

Purchase this Solution
Solution Summary

In this solution I demonstrate how to verify that all elements in a list are unique.

Solution Preview

The fact that you are also testing to make sure that the array is ascending makes this much easier. If the array was in ascending order ...

Purchase this Solution
Free BrainMass Quizzes
Javscript Basics

Quiz on basics of javascript programming language.

Excel Introductory Quiz

This quiz tests your knowledge of basics of MS-Excel.

Basic UNIX commands

Use this quiz to check your knowledge of a few common UNIX commands. The quiz covers some of the most essential UNIX commands and their basic usage. If you can pass this quiz then you are clearly on your way to becoming an effective UNIX command line user.

Word 2010: Table of Contents

Ever wondered where a Table of Contents in a Word document comes from? Maybe you need a refresher on the topic? This quiz will remind you of the keywords and options used when working with a T.O.C. in Word 2010.

C++ Operators

This quiz tests a student's knowledge about C++ operators.

View More Free Quizzes
Related BrainMass Solutions

  • Where are examples of dramatic form in the play - Riders to the Sea

    As you list which elements and qualities make drama unique as a literary form, I feel like the authentic dialogue in this play makes it unique.

  • maintain referential integrity of the database

    How to maintain referential integrity of the database is achieved.

  • Data Structure Elements

    Other benefits of implementing a stack by storing the elements in a linked list include: • no size restriction • no additional "top" variable required The following is the Java code of implementing a stack using a linked list in a class: public

  • Determine the Number of Subsets

    q,s,w, and y are in A and in B union C, so the set we want is {q,s,w,y}. Next, we want to find A intersect {qwyzvx}. That is, we want to list all the elements that are in BOTH sets.

  • Search using a divide-and-conquer algorithm

    Since the list isn't sorted we will have to go through and look at every element in the list in order to find the maximum. Doing this as a divide-and-conquer algorithm implies a recursive approach.

  • Abstract algebra proofs

    Let (a b c) → (a b c) be a mapping such that a*b → b. Develop a Cayley table using the operation * and the mapping just described. There is only one way to form a group. Find it. 11. List the elements of Z4 and find the order of Z4.

  • Elements of Marketing Mix for McDonald's Restaurants

    ., ) that a typical marketing manager should perform 3. List and describe what you consider to be the key elements of a marketing plan. Does a firm need to worry about developing a written plan? 4.

  • Mendeleev and the periodic table

    List five different nonmetals. Give examples of how each nonmetal is used. 5. Why would you expect to find the element argon in its pure, uncombined form in nature? 6. An atom contains 74 protons, 74 electrons, and 108 neutrons.

  • binary search

    We can find this by looking at the indices of the first and last elements. Since we have a list of ten numbers, we look for the element in position (1+10)/2 = 5.5. In our list, this is the number 6.

View More Related Solutions