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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5
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3answers
828 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
83 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:...
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2answers
11k views

Circular Queue Implementation Using Array in java

Here is my code of Array Implementation of Queue in java. ...
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
16k 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
votes
2answers
294 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
143 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
10k 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 ...
0
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1answer
41 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
110 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
477 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
70 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
113 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 ...
1
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1answer
142 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
votes
2answers
18k 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
1k 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
541 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
votes
3answers
244 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
votes
1answer
74 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
798 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 ...
0
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1answer
899 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
175 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 ...
4
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0answers
92 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
votes
3answers
558 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
109 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
215 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
253 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: ...
6
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2answers
3k views

2 player dice game, where even total gains points and odd total loses points NEA task computer science

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 it is a draw after five rounds then the both users ...
-2
votes
1answer
47 views

A game that deals a high card to one of two players [closed]

So for my class, I have to design a game that will deal out one card to for each player. I also need to use functions to accomplish this one for the high card game, and another for the face value of ...
2
votes
1answer
2k views

Insect combinatorics challenge

Below is the problem taken from Berkeley's Cs61A page here Question 9: Insect Combinatorics* Consider an insect in an M by N grid. The insect starts at the bottom left corner, (0, 0), and ...
4
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1answer
1k views

Getting saddle points of a matrix

My homework assignment: Write a function called saddle that finds saddle points in the input matrix M. For the purposes of this problem, a saddle point is defined as an element whose value is ...
5
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2answers
26k views

Cash-withdrawal from an ATM

I'm seeking review comments (design, performance, etc.) based on the problem statement: Write a CashWithDrawal function from an ATM which based on user specified amount dispenses bank notes. ...
5
votes
2answers
3k views

Guess user number between 0 and 100 (Binary Search)

I am at the beginning of learning python and one of my homeworks (in chapter regarding loops) where to write a code that would guess user number between 1 - 100. I believe I used algorithm called ...
3
votes
0answers
968 views

Python program to solve matrix-chain multiplication

An assignment at school required me to write a Python program for this task: In the matrix-chain multiplication problem, we are given a sequence of matrices ...
5
votes
3answers
1k views

Calculator final project in Python

In my final project for my Python course, I am required to create a calculator program. I really need someone to look over my code and tell me if I have met all the requirements for this project. ...
1
vote
2answers
317 views

Turing machine schoolwork

Our teacher doesn't give much feedback on our code itself. Was just looking for some feedback on how I could improve on this. This is the method that tests the string against the Turing machine that ...
-1
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4answers
574 views

Python program to print all permutations of a string in lexicographic order using recursion

An assignment at school required me to print all permutations of a string in lexicographic or dictionary order. Here is my solution to the task - ...
5
votes
2answers
494 views

Array Stutter Implementation

I was assigned this homework assignment to complete. The question originates from CodeStepByStep. Below is the prompt for the question: Write a function stutter that takes an array of Strings as a ...
2
votes
1answer
799 views

Python program to find the subarray with maximum sum

An assignment at school required me to write a program for this task using Kadane's algorithm (explained here): Define the function find_max_subarray that ...
3
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1answer
163 views

Get all possible subsets from a set of distinct integers using OOP

An assignment at school required me to write a program for this task: Create a class and define two methods in the class. Method ...
1
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1answer
29 views

Calculate function with optional operator argument

I am currently learning javascript at university. We have an assignment where we shall write various functions for calculating values. In one case, we shall write a function which returns the sum of ...
2
votes
1answer
66 views

Sum of Two Matrices

For a homework assignment, I was asked to do this problem. It worked, but it looks messy in my opinion. I want to know if this is the best way to accomplish this task, and if there can be any ...
1
vote
2answers
62 views

Optimize printing massive strings to System.out with respect to time

I need to cut the time it takes to print a large string by ~50%. I went from using s1 + s2 to using StringBuilder, and instead ...
2
votes
2answers
70 views

Split calculation string into parts

Our professor has given us the following task (its part of a bigger document full of tasks): Write a function in C that handles strings like "233+343" and parse them into the variables "iNum1", "cOp" ...
4
votes
1answer
206 views

CS50 - Bleep suggestions

I finished CS50's bleep.py from pset6. I was hoping to get some feedback on my code (e.g., redundant code, bad practice, etc...). Program function load in a dictionary of banned words accept a ...
3
votes
2answers
90 views

Add three integers and report the sign of the sum

I am in my first high school programming course; the assignment is: Write a program that asks the user to input three integers and outputs a message indicating their sum and whether it is ...

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