It's UWAweek 47

help2200

This forum is provided to promote discussion amongst students enrolled in CITS2200 Data Structures and Algorithms.

Please consider offering answers and suggestions to help other students! And if you fix a problem by following a suggestion here, it would be great if other interested students could see a short "Great, fixed it!"  followup message.

How do I ask a good question?
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Showing 33 of 176 articles.
Currently 6 other people reading this forum.


 UWA week 23 (1st semester, 1st exam week) ↓
SVG not supported 8:39pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote Yes, you will get full marks if I can understand that you have understood.


SVG not supported 3:08pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote You should explain exactly how much is required to make it understandable.


SVG not supported 3:05pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote You should analyse the time complexities of all parts of an algorithm. The analysis of non-dominant parts will cost you (may be) two more sentences and half a minute of writing.


SVG not supported 3:03pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote K is a variable here, not a constant, so we can't do what you have written. K is a constant only for a specific instance. Suppose you have to find n smallest elements? It will be an O(n) algorithm according to your logic. That will br...


SVG not supported 2:59pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote Python code of what? There is no question that requires writing code.


SVG not supported 2:58pm Mon 3rd Jun, Amitava D.

ANONYMOUS wrote I only expect you to know the complexity that has been discussed in the lectures.


SVG not supported 2:57pm Mon 3rd Jun, Amitava D.

Thank you, I would love to see meaningful diagrams for explanations.


 UWA week 22 (1st semester, study break) ↓
SVG not supported 9:04pm Fri 31st May, Amitava D.

ANONYMOUS wrote Could not understand your question.


SVG not supported 9:01pm Fri 31st May, Amitava D.

ANONYMOUS wrote The number of edges m is O(n 2) in the worst case. log(m) log(n 2) 2log n


SVG not supported 4:10pm Thu 30th May, Amitava D.

ANONYMOUS wrote I have mentioned this several times that clear explanation in English is sufficient. You should be able to judge (when you are doing a second year unit) whether you are explaining clearly. Can you convince yourself? If yes, that is a ...


SVG not supported 4:08pm Thu 30th May, Amitava D.

ANONYMOUS wrote Please see the lecture tutorial where I had worked out several such examples.


SVG not supported 4:07pm Thu 30th May, Amitava D.

ANONYMOUS wrote Yes, please listen to the lectures even if you did not attend.


SVG not supported 4:06pm Thu 30th May, Amitava D.

No, we did not do any such complicated thing. I have explained the complexity in a very simple way. When we do the union operation, we double at least one of the sets by the union. Since it is true in every step, we need O(log n) steps. Please listen...


SVG not supported 10:22am Tue 28th May, Amitava D.

ANONYMOUS wrote You can do better without directly running Dijkstra's algorithm, by using set operations.


SVG not supported 3:03pm Mon 27th May, Amitava D.

ANONYMOUS wrote Also, the only permitted material is a UWA approved calculator.


SVG not supported 3:03pm Mon 27th May, Amitava D.

ANONYMOUS wrote I will not provide sample answers. I have discussed in the last lecture Tutorial the types of answers I expect. Please listen to that recording. You can also come and discuss with me anytime Tues-Thursday (please send me mail), or ask...


SVG not supported 3:01pm Mon 27th May, Amitava D.

ANONYMOUS wrote This is Dijkstra's algorithm that has a time complexity of O((V E)log V) as covered in the lectures. Here N is V E.


 UWA week 13 (1st semester, week 5) ↓
SVG not supported 9:37am Thu 28th Mar, Amitava D.

ANONYMOUS wrote Only materials from week 1-4


SVG not supported 9:36am Thu 28th Mar, Amitava D.

ANONYMOUS wrote Please submit answers.md and the python file, zipped together


SVG not supported 2:21pm Mon 25th Mar, Amitava D.

There are also marks for answering the questions. There is no mark for speed, and quality is hardly an issue for such a small program.


SVG not supported 2:20pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote yes, that seems to be correct. Please ask the lab facilitator. This forum is not an alternative to attending labs.


SVG not supported 2:19pm Mon 25th Mar, Amitava D.

Yes, you can write your own functions.


SVG not supported 2:19pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote I do not reply to every question. I wait for others to answer, and also there are labs and lab facilitators for answering lab related questions. You should attend labs and ask questions.


SVG not supported 2:17pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote Actual runtime is not tested in this unit. And runtimes vary depending on the language and machine.


SVG not supported 2:16pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote We are not checking for speed.


SVG not supported 2:15pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote 11 59 pm, that means one minute before midnight.


SVG not supported 2:15pm Mon 25th Mar, Amitava D.

ANONYMOUS wrote I also said on a particular machine this was the case.


SVG not supported 2:13pm Mon 25th Mar, Amitava D.

Here is a clarification for Lab2 testing The spec does not consider the possibility of calling get rank time() for a rank that does not currently exist on the leaderboard. Since it specifies to return the maximum time that would be necessary to ac...


 UWA week 11 (1st semester, week 3) ↓
SVG not supported 10:09am Tue 12th Mar, Amitava D.

I will check and correct this.


SVG not supported 10:08am Tue 12th Mar, Amitava D.

ANONYMOUS wrote The labs started in week 3.


SVG not supported 10:08am Tue 12th Mar, Amitava D.

ANONYMOUS wrote You can access everything from the LMS page, except for this help forum. There is a link to help2200 from the LMS page.


SVG not supported 10:07am Tue 12th Mar, Amitava D.

ANONYMOUS wrote All materials covered in this unit are from lecture slides and lab sheets. You will get two weeks to complete each lab, and the three assessed labs are broken down in smaller parts. One of the main aims of this unit is to build confid...


SVG not supported 10:05am Tue 12th Mar, Amitava D.

ANONYMOUS wrote in-class tests will be multiple choice and closed book. No materials will be allowed.

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