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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10
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3answers
2k views

Checking for palindromes using dynamic memory allocation

This is a homework assignment, but it's already done and it's not for a grade; it's meant as a refresher for the rest of the course. I've never done anything with dynamic memory allocation in C before,...
5
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3answers
2k views

Classes for acquiring employee information

I'm looking for a review on the following classes and the comments I applied (class assignment): ...
6
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2answers
30k views

Infix to Postfix Converter Program

This is my homework. Kindly help me check it? The instructions are: Implement an infix expression to postfix expression converter. You are to implement the infix to postfix algorithm presented in ...
10
votes
5answers
2k views

Caesar cipher cracker

How can I refactor this with less code? This is homework and is cracking a Caesar cipher-text using frequency distribution. I have completed the assignment but would like it to be cleaner. ...
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2answers
2k views

Finding the longest Collatz sequence cycle

I wrote a program to calculate Collatz sequences for initial numbers between 1 and a given integer i, then find the one with the largest cycle length. My code is ...
16
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5answers
21k views

Yahtzee game (using arrays and object classes)

As part of an assignment for my intro Java class (please bear with my beginner skill set), I'm working on a program for which a Die object class is used to play a Yahtzee game. An overview of the ...
6
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1answer
2k views

Text Analysis web page

For a homework assignment, I made a web page that has a text area. The user inputs some text, hits the analyse button, and the output is supposed to be a list of the frequency of words of a given ...
5
votes
2answers
688 views

A Sudoku game made from Google's Dart language

This is my first real web project and I have never touched JavaScript (barely touched CSS), so I just skipped that and went to dart for fun. Here's a live demo The code for the dart file is down ...
8
votes
3answers
7k views

Depth First Traversal of a Graph

I am learning how to implement a basic undirected graph and perform a depth first traversal. Please critique my code for correctness, best practices, security, and any other comments that may be ...
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2answers
2k views

Pascal triangle algorithm is good but fails

I have created a function which returns the number that corresponds to the given row and column from the pascal triangle. I have used the formula for this: n! / r! * (r-n)! The code: ...
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1answer
209 views

Determine how many bits are in a floating point value [closed]

I'm writing a program which determines how many bits are in a floating point value (this will be run on Unix). ...
19
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3answers
59k views

Java implementation of spell-checking algorithm

This little program was written for an assignment in a data structures and algorithms class. I'll just note the basic requirements: Given an inputted string, the program should check to see if it ...
4
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1answer
844 views

Winning Loop Connect 4

I am writing a fully functional single player Connect 4 game. I am working on the second player and the while loop that tells the player who won. GUI ...
9
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2answers
46k views

User input and reading contents of file

For full disclosure: this is an assignment for my programming class and I just want tips or advice on some of the code. Assignment details just for background information purposes: Write a program ...
6
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1answer
64k views

Bank ATM program in Python

For homework, I have to code a program in Python that effectively simulates a bank ATM. ...
7
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4answers
2k views

Basic Calculator

I'm in a beginner JavaScript class and I feel like I have a pretty good grasp on all the intro material. All of my homework assignments work but they seem longer than they have to be, especially my ...
6
votes
2answers
21k views

Pass an array of numbers into a method that's overloaded

I'm doing my homework and it says to write a test program that prompts the user to enter ten double values, invokes this method, and displays the average value. I was able to get this program working ...
7
votes
2answers
3k views

Dictionary brute force on DES encrypted passwords

For a school project I am tasked to decrypt DES passwords. I have sample code provided below and I want to know if this is the best method. Also should I code in error handling for the dictionary ...
4
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2answers
178 views

Adding/Removing Colors to Lists

I would like the program to ask the user if they want to add a color. If they say yes, then ask what color to add. Then after that happens, once the program would ask if you want to, run it again. If ...
10
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4answers
5k views

Suggestions for a Dungeons and Dragons-like game

This game is similar to a Dungeons and Dragons game. How could I improve the efficiency of the program? For example, where can I add functions, records etc? This is for a school Controlled ...
7
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2answers
1k views

Search procedure to find inputted DWORD in MASM Array

Is there any way to make this more efficient? ...
4
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2answers
10k views

Using threads to find max in array

I really do not have access to anyone, outside of professors, that is highly knowledgeable about Java so I figured I would post my stuff here to further my knowledge and improve my coding. This is ...
6
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1answer
1k views

Finite Automaton for a Typing Game

I'm creating a game that implements a finite automaton and I don't know if I'm doing it right. Any advice? Game class ...
5
votes
1answer
549 views

Fallout-style homework game

I've been going through LPHW (learn Python the hard way) lessons and I am now at exercise No36 where I have to create a similar game. Could you please review it and point out beginner mistakes? <...
9
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4answers
5k views

Lexical analyzer for a programming language

I'm doing a lexical analyzer for my programming language and I don't know if I'm doing it right. Can anyone can help me with this or suggest a better way of doing it? ...
24
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8answers
4k views

Feedback on a programming practice problem in C

This is a programming practice that our teacher gave us, and I would appreciate if someone can look over my program and tell me if I did a good job. Basically, the context is I joined a company and ...
5
votes
1answer
1k views

Optimization for add function in queue

I would prefer if more experienced users could give pointers on how I can optimize and think better when writing code. Using Homework Questions as reference, as this is a homework related question. ...
5
votes
3answers
2k views

Rational arithmetic calculator

My program is a fraction calculator that is supposed to calculate the basic operations (+, -, *, /) and is supposed to exit when I enter % as my sentinel value. This is what I have so far; any ...
8
votes
2answers
174 views

Inputting and displaying strings

I have written some code for one of my assignments. However, I feel that I am repeating myself slightly in a few places. I have that niggling feeling that there is a better way to do things. Here ...
5
votes
1answer
818 views

Build object from database without a discriminator column?

I currently have a basic application that has a database backing it. I originally connected to the database with Entity Framework, but my tutor has requested from me to recreate the functionality with ...
6
votes
2answers
314 views

Design feedback for automaton to draw a checkerboard pattern

I've just completed the 3rd task of the 1st assignment offered by Stanford's programming methodologies (see the full resources for it here too). I just need some helpful feedback on how my code can ...
3
votes
1answer
197 views

Hangman game background image possibly inefficient

I'm making a Hangman game and it seems that my code doesn't provide me much freedom with using layouts. I added an image to my JFrame then I added a ...
1
vote
1answer
130 views

Calculating kills and deaths in a game

I'm trying to make a program that calculates your k/d ratio (kill/death, which is used in FPS games to make people believe that it's skill), how many kills you need without dying once to reach a ...
1
vote
2answers
65 views

Which way should I use while writing this method? [closed]

I've got a homework that is about methods. So first part is Write a method that prompts the customer for the car type. There are three acceptable car types (E: Economy, M: Midsize, F: Fullsize). ...
4
votes
3answers
1k views

Sorting strings in a one dimensional array

What are the better solutions possible? I have a character array with different strings. There is a max size for the strings. In case a string is smaller than max size remaining places are filled ...
11
votes
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 ...
2
votes
4answers
29k views

Printing a rectangle

I have an assignment as follows: Write a program which reads from the keyboard two integers n and m, and a character c from the keyboard. This program should define and call a function: print ...
23
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5answers
4k views

Reading and writing data for Caesar cipher

I am struggling with commenting and variable naming. My teacher says my comments need to be more explanatory and explicit. He says my variable names are also sometimes confusing. I was just wondering ...
10
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2answers
2k views

Guess a random number between a selected interval

My project for my class is to create a Java-based game where the user must enter a number between 1-20 and a number between 250 and 300. The computer randomly chooses a number between those 2 numbers. ...
6
votes
3answers
264 views

Hour averaging program

I am looking for tips on improving my short program. I am using system("PAUSE") because this was for an assignment. Code: ...
2
votes
2answers
21k views

Calculating a total price by using switch statement and sentinel controlled loop

My homework is to make a program that calculates the total value of products sold. It works, but I use the if statement because it was asking for the quantity on ...
15
votes
2answers
11k views

Roman numerals to decimal

This is a program for converting Roman numerals to their decimal equivalents. There must be a better way of distinguishing between, for example, 'IV' and 'VI', than what I have currently written. <...
0
votes
1answer
107 views

Processing a string from the console

How can I make this program run faster? On enter, I have a string from the console. For example: 1 1 7 3 2 0 0 4 5 5 6 2 1 On exit, it will be ...
12
votes
2answers
28k views

Perfect Hashing Implementation

I'm building a hash table for this problem: Implement a class for storing a set of integers: ...
2
votes
2answers
1k views

In-order Predecessor BST review

I was referred here from StackOverflow, so here is what I posted over there: So, for an assignment, I have to construct a binary search tree, plus an assortment of related functions. I have them all ...
5
votes
1answer
3k views

How is my quarterly sales statistics program?

Am I making good use of a 2-D array? Is this code inefficient? I am supposed to receive input from 6 departments for 4 quarterly periods in Java. My assignment asks: Quarterly Sales Statistics ...
6
votes
4answers
11k views

Palindrome program with reverse method

I wrote a program for a college assignment, and I'd like to receive some pointers on making my code a little more efficient. The program should ask the end user to enter an integer. Use the <...
6
votes
4answers
386 views

Organizing semaphores into a pyramid

My homework was to organize semaphores into a pyramid. The task was accomplished, but I ended up with this long ugly conditional and was wondering if anyone can see a better way/algorithm to ...
5
votes
5answers
51k views

Book program with arrayList

I have this Book program that contains 2 classes: Book and Library. I have the Book class done, but need some help on the ...
6
votes
3answers
12k views

Singly linked-list with smart pointers

A few things: I tried to do it with smart pointers because I wanted to learn about them. I'm not sure I made the right choice of type, however (and started to regret it half-way through). This is ...

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