Questions tagged [homework]

Questions requesting help with school homework. This tag lets potential answerers know that they should GUIDE the student in solving the problem, rather than showing a complete solution. CAUTION: Before posting, consider that classmates may be tempted to reuse code from your post. (Read the tag wiki.)

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850 views

Go homework interview challenge for Storj

Last December I interviewed with Storj and was unsuccessful after my code challenge. Storj were good enough to pay me for the time it took to complete the challenge, but have refused to give any kind ...
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3answers
98 views

Hotel booking with multiple options. Improvement through subclasses?

The code below runs perfectly fine as I want it to. I'd like to create more subclasses to get a better overview over the whole code. Can I place the setter and getter as well as the methods into the ...
6
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2answers
101 views

Follow up to “C simple hashcons data structure”

This is a follow-up question to my previous question I have modified the code according to the feedback I got from here and my Professor. However, my Professor is still not happy with the final code. ...
6
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2answers
167 views

C simple hashcons data structure

I wrote this hashcons data structure in C and it works correctly. It uses larger twin primes as the capacity and double hashing (open addressing). Page 614 of "Data Structures and Other Objects ...
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6answers
46k views

Class for measuring distance as feet and inches

My homework question states: Develop a class to measure distance as feet (should be int), inches (should be float). ...
4
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3answers
230 views

Student Grade Calculation

Develop a smart application as Student Grade Calculator(SGC). Create a class Student with following private attribute : int id, ...
7
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1answer
222 views

Parsing a sequence of bits out of a bit field

For homework, I had to parse CPUID instruction output in C, which required a lot of specific bit-manipulation like: (eax & CACHE_LEVEL) >> 5 I ...
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2answers
106 views
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6answers
4k views

Can I slim this UTF8-encoding program?

Below is my entire program. You can read what it does thanks to the comments and specifications in particular. My question is: can it be improved? Would it be possible, for example, to avoid writing ...
1
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0answers
24 views

Parametrized cache simulation in C

This is an assignment known as a Cachelab from CMU 15-213. The full writeup for the lab can be found here, the handout I'm working against - here. All in all, the task is to emulate a cache, given the ...
2
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1answer
57 views

Code duplication

I wrote a function that merges two linked lists but I seem to have some code duplication I'm not sure what to do with: ...
3
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1answer
64 views

C# Quicksort Assignment

For my CS minor I was assigned to implement the Quicksort algorithm in C#. I gave it a go and found that I like the implementation of the algorithm more than Mergesort. Now that I've got my Quicksort ...
2
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2answers
80 views

Prefix expression evaluator [C++] [closed]

Here's my code for this' weeks homework I had. The code should take an expression , preferably in prefix notation ( otherwise throws exception ), that evaluate prefix expression. I've given three ...
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2answers
69 views

integer log base 10 function without using java.lang.Math?

I am assigned to a task of creating a function int logBase10Estimate(int n) that returns the log of a number base 10. The answer is integer part only.(w/o using the Math class) Is this okay? ...
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3answers
1k views

Implementing a rectangle class

First I've to indicate that this is my homework. An example of a given input is: s1 = {'p1': (x1, y1), 'p2': (x2, y2)} where all names and coordinations are ...
5
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3answers
1k views

Dollar value of coins and calculating interest compounded annually

I've made this program to do a few integer calculations. Do the methods for converting the numbers look good? Do you have any other basic tips? ...
5
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3answers
821 views

Nearest Neighbour classification algorithm

The following code is from a university assignment of mine to write a classification algorithm (using nearest neighbour) to classify whether or not a given feature set (each feature is the frequency ...
2
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1answer
81 views

Optimizing minHeap implementation

I have implemented a java class for minHeap but it is not working as fast as I want . I want some help to change it to work faster in insertion or deleting the minimum node. Here is my implementation:...
3
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2answers
9k views

Circular Queue Implementation Using Array in java

Here is my code of Array Implementation of Queue in java. ...
6
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3answers
4k views

Huffman Code in C++

This is my version of the Huffman Codes. ...
3
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1answer
2k views

Optimizing Needleman-Wunsch algorithm in Java

For a class assignment, I was required to implement the Needleman-Wunsch algorithm in Java. I have already completed the assignment but I was wondering if there were any algorithmic (or even syntactic)...
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2answers
13k views

'Snakes and Ladders' game

I made this game of snakes and ladders for school, and it has to have: Multiple players Player Names Random Dice roll Snakes and ladders (obviously!) Subroutines It is currently 124 lines, ...
5
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2answers
206 views

File Based AVL Tree

For class I have to write a program that reads (plaintext) numbers from a file, and inserts them into an AVL tree stored in another (binary) file. I cannot have more than about 10 nodes in memory at ...
5
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1answer
118 views

Parsing weather station XML on raspberry pi

This if for a school project that is all about getting the most performance possible out of a relatively weak computer. For this project we have received a weather station report generator that ...
11
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8answers
17k views

Return a string without the first two characters

I'm new to Java and am trying to solve a scenario. Even though I've succeeded and it works, I've just wondered if there was a more practical way of doing this task. Is there a quicker or more ...
5
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2answers
8k views

Quiz programme for GCSE

I made a quiz programme for my GCSE Computer Science NEA. I just want to make sure it is OK to submit. There are also 5 files: Usernames, Passwords, Song Names, Artist Names and High Scores. Any ...
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1answer
39 views

Spaceship Operation in for Lexicographic Comparison

I have written a program in Java 8 using BlueJ. There is just one function of type byte that accepts two String values and return 1 if the first word comes before the second in alphabetical order, and ...
4
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3answers
107 views

Personal HTML page for beginner CS lab

I'm completely new at programming and have started to study computer science this fall. Our first lab is going to require us to make a very simple web page like the picture LAB attached. I was ...
5
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3answers
463 views

SICP Exercise 1.3: Sum of squares of two largest numbers out of three

The exercise 1.3 of the book Structure and Interpretation of Computer Programs asks the following: Exercise 1.3. Define a procedure that takes three numbers as arguments and returns the sum of the ...
2
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1answer
49 views

Naive implementation of sort inplace

I had the following assignment for the Python 101 course I'm taking in my university. ...
7
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1answer
78 views

Cis 194: Homework 3 (Histogram)

I am following CIS 194: Introduction to Haskell (Spring 2013) online to teach myself Haskell. Following is my response to third exercise of Homework 3, namely Histogram. In which ways I could improve ...
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1answer
92 views

Optimizing Hash Table

I am trying to write my own implementation of a hash table (hash map) in C++. It turns out that my code is unoptimized as I can't pass performance tests. Can you please give some advice for ...
6
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2answers
10k views

Two-player dice game for NEA task computer science (Updated)

This is a game for two users who roll 2 dice 5 times. If the total of dice is even the player gains 10 points; if it is odd, they lose 5. If there is a draw after five rounds then both users will ...
2
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1answer
714 views

Salaries exercise

Hey there guys, I have just completed an exercise for uni and I would really like some feedback as I'm pretty new to using java. Areas that I could especially use some input in this instance: ...
5
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2answers
183 views

Binary search guess game in C++

I'm trying to write a program where computer attempts to guess a number entered by user. Computer should keep asking until guessed number will be equal to user number. If you know what can be ...
4
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3answers
102 views

A custom String class implementation

This is my first implementation of a "container" using the Rule of Five, any feedback I'll gladly accept. I've tried to make it as Exception-Safe as possible. I've made it for an assignment. Header <...
3
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1answer
58 views

Converting an input of space delimited integers to a list

tablou = input("Enter values delimited by space: ") b = tablou.split() t = [] # initial list with int() contents for l in b: r = int(l) t.append(r) I ...
7
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3answers
340 views

Optimizing Conway's Game of Life in C++

How could I further optimize my implementation of Conway's Game of Life? And how would you critique my current strategies? I'm taking a C++ optimization class, the deadline has passed and my ...
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3answers
9k views

Simple array-based Stack class in Java

I have created a simple array-based Stack class with some methods like the actual Stack in Java. I am testing this for mistakes, but since I am learning Java, my tests may not be as comprehensive as ...
11
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4answers
4k views

Python Bingo game that stores card in a dictionary

I am super proud of this python bingo game I wrote. I am posting it here to make get some help reviewing it to make sure I'm using the best practices. This is for a class, and my professor is a ...
0
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1answer
523 views

The Game of Pig in JavaScript

I've implemented the game of Pig in JavaScript. My implementation has the following rules: Two players take turns playing in rounds. In a round, the player rolls a single die as many times as they ...
6
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3answers
163 views

Taking out number of subarrays from an array which contains all the distinct elements of that array

I am a beginner in C. My teacher gave me a homework problem in which a user would provide an array with its size. What we have to do is:- 1) Take out all the distinct elements from that array. ...
7
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2answers
1k views

Count the frequency of items in an array

The question is: Write a program that prompts the user to input ten values between 80 and 85 and stores them in an array. Your program must be able to count the frequency of each value appears in ...
6
votes
1answer
244 views

CIS 194 Homework 2: Parsing an error log

Here is another reference solution, that I discovered after writing my own: https://insight.io/github.com/beloglazov/haskell-course/blob/HEAD/hw2.hs I am following this lecture course as a ...
4
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0answers
77 views

Python program for address normalization and geocoding

This is a school project I have been working on. I have created a program utilizing Tkinter, and I was hoping to get some feedback on the way I have gone about things. I feel like it is pretty messy ...
7
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3answers
395 views

Sierpinski turtle triangle

I am working through Programming Fundamentals with Python on Udacity. The assignment was to create a recursive triangle. I am happy with the output, but I am hoping for feedback on the actual ...
4
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2answers
87 views

Draw an outline of an upward-pointing triangle

I am beginner in C++ and I was given this assignment by my teacher. The assignment is to print the following shape: ...
4
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2answers
123 views

RSS feed viewer in Clojure

This semester a classmate and I visited a course on functional programming in our university. For grading, we've to submit a small project which should be written in Clojure and make use of functional ...
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2answers
2k views

Using C++ to check if string s is subsequence of string t

The problem I want to solve is very simple: Given a string s and a string t, check if s is subsequence of t. there is only lower case English letters in both s and t. t is potentially a very long (...
2
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1answer
153 views

Game of life using NumPy

I'm trying to improve my Game of life program for school in Python, to be able to run it quicker. So if you have some ideas, I will be glad to hear them. My current code: ...

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