Homework means the question is requesting help with school homework. This lets potential answerers know that they SHOULD guide the student in solving the problem, and SHOULD NOT simply show the complete answer.
0
votes
1answer
23 views
Graph, and a search that visits each edge exactly once in each direction
My assignment was to write a method that is capable of visiting each edge in a graph in each direction exactly once.
With it, I included a basic Graph class to test it with.
What I'd like a review ...
4
votes
1answer
48 views
Unit testing a CharGrid
I wrote NUnit tests for class CharGrid from this homework assignment.
My goal here is DRY: I want to keep the testing code as short and simple as possible. In addition, want to run every test ...
1
vote
1answer
102 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
votes
2answers
99 views
5
votes
2answers
80 views
Minimum number of coins to make change
I am new to programming and I am taking CS50 2014 online through iTunes University. This is the change-making problem in Problem Set 1:
Write a program that first asks the user how much change is ...
6
votes
2answers
77 views
FizzBuzz-like Assignment
I have an assignment for my Java programming class that is kind of an expanded FizzBuzz-like question:
Write a program that iterates through numbers from 0 to 113 using a loop. Print the ...
8
votes
3answers
250 views
Sums of some array elements
I'm doing an archived MOOC at the moment which introduces Ruby programming.
There are some assingments, yet no solutions and since the MOOC is over no one will correct those (+ the forum is down)
I'm ...
8
votes
1answer
192 views
First assignment for Stanford iOS8 Course: enhancing a calculator
I recently started learning Swift through Stanford iOS8 Course. The first assignment is to add some features to simple Calculator which was presented during lectures.
List of tasks:
add button for ...
5
votes
4answers
380 views
Word Guessing Game
I'm trying to learn Java (albeit rather slowly). I'm in a computer science class at my highschool and I've written this little bit of code for a project. Basically it is a word guessing game where if ...
5
votes
1answer
88 views
Enter values, generate a list, and search
My assignment in school:
Read in names to sort until the user types the “enter” key
After sorting and displaying the array of strings
Do a binary search to find if the string is in the array
If the ...
2
votes
1answer
152 views
Priority Queue Linked List Implementation
I am new to Python and wanted to make sure my code answers the question for my assignment due.
My Task:
A priority queue is a queue in which each item is assigned a priority
and items with a ...
0
votes
1answer
101 views
Cartesian product of two tuples - python
I'm solving exercise 4 from Discussion 3 of Berkley's CS 61A (2012) (see page 4):
Fill in the definition of cartesian_product. ...
2
votes
2answers
152 views
War card game simulator
My teacher wants us to create a program that runs n games of war and calculates the average number of battles, wars and double wars that occurred. He has very specific rules (not necessarily the ...
2
votes
2answers
167 views
Simple Binary Adder
The program adds two binary numbers in two' s complement ignoring the overflow for a constant size of bits. I am trying to generalize the program by taking input from the user in a single line without ...
8
votes
4answers
1k views
Printing an Alternating Pattern to the Console
For this assignment, you will create the pattern of a chess board that
is 8 x 8. Use X and O to represent the squares.
Create the appropriate nested looping structure to output the ...
5
votes
1answer
116 views
SICP Exercise 1.3: Sum of squares of two largest numbers out of three, Haskell Version
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 ...
5
votes
3answers
236 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 ...
3
votes
1answer
58 views
Payroll Program using 3 types of pass-by
This program is a payroll using calculate two types of employee. Two overloaded functions for two type of employee (hourly and salaried). There must be one pass-by-value, one pass-by-reference, and ...
6
votes
5answers
513 views
Simple technology quiz
This is my first program that uses more than just boring ol' if/else statements - I made a whole 246 line game that's still a ...
4
votes
2answers
234 views
Hex Editor in C
I had a homework assignment to create a simple hex editor that reads binary files as well as write integers to it. However I enhanced it a bit. Homework is already submitted, but that doesn't mean ...
3
votes
3answers
123 views
Multiple for loops in Sudoku solver
I have an assignment for writing a Sudoku solver and have achieved the functionality required but a lot of the code is "ugly" and I'm wanting to simplify it but unsure how to.
...
8
votes
2answers
259 views
Unit Tests for a Fraction Class
As my first Java homework, I wrote a class to handle fractions. This Fraction class implements basic operations for the fractions (addition, subtraction, ...
2
votes
2answers
111 views
Building Data abstraction for line segments using “type abstraction”
Below is the given exercise:
Exercise 5: Segments
Consider the problem of representing line segments in a plane. Each segment is represented as a pair of points: a starting point and an ...
1
vote
1answer
68 views
Building Data abstraction for line segments using “objects”
I follow this definition of "object":...
12
votes
1answer
148 views
Chack miy spellang pleez
For my CS2 project, I am supposed to implement a spell-checker. It is
supposed to follow the following:
Prompt the user for the name of the file containing the dictionary
of correctly ...
4
votes
1answer
87 views
HDD 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 ...
4
votes
1answer
123 views
Building an efficient bubble sort function
I've been asked to create a bubble sort function that checks whether the array has been filled sorted before all passes are complete, thereby avoiding unnecessary passes. This is to involve ...
5
votes
3answers
242 views
“Set” your expectations low for this ADT
For my third assignment in CS2, I was given the following:
A set is a special bag that does not allow duplicates. Specify each
operation for a set of objects by stating its purpose, by ...
3
votes
1answer
65 views
Perceptron algorithm
This is the Perceptron algorithm, I wrote this implementation with my friend. It gets the job done, but it's quite dirty, perhaps one of you stylish hackers might help me beautify this beast.
This ...
14
votes
4answers
1k views
Smart as a bag of rocks
For my second project in CS2, I was given the following assignment:
Implement a new ADT called a bag with receipts.
The specification for the class of bag with receipts differs from a
...
2
votes
0answers
63 views
Search/sort/create functionality, implements bubblesort and sequential search
I've moved my main() to the bottom of the code block in order to fit it all in one class for this submission. If there is a better way to do it?
...
8
votes
2answers
263 views
Symmetric Square
I was given an assignment to ensure that a list was symmetric.
I built it in a way that worked and it passed the tests. But I wanted to see if it could've been written more efficiently and still ...
3
votes
4answers
139 views
Concatenate two arrays generated randomly
I have written the code to concatenate two arrays . Please let me know of any loopholes in the written code.
...
6
votes
3answers
411 views
Optimizing this Knight's Tour
My assignment in CS was to make a knight's tour application that could solve the problem from any starting position. I had just finished the code so excuse the lack of deeply descriptive comments. My ...
3
votes
2answers
418 views
Shuffle the elements of the array randomly
I have written the code to shuffle the elements of the array. Please let me know of any loopholes in the written code.
...
11
votes
4answers
2k views
To understand what recursion is, you must first understand recursion
This is the second assignment for my CS2 course:
Write a recursive C++ function writeLine() that writes a character repeatedly to form a line of n ...
7
votes
3answers
1k views
RPN calculator in C
I had to write a RPN calculator in C as one of my homework problems, but if someone could critique my code and suggest any improvements, that would be fantastic! I haven't added any overflow errors or ...
6
votes
3answers
2k views
Harvard CS50 Problem Set 1: greedy change-making algorithm
The goal of this code is to take dollar or cents input from the user and give out minimum number of coins needed to pay that between quarters, dimes, nickels and pennies. If this code can be ...
10
votes
4answers
749 views
Knowledge is power
Resurrecting my C++ saga, I was given this project for my CS2 class:
This problem considers several ways to compute \$ x^n \$ for some \$ n
\ge 0 \$.
Write an iterative function ...
-1
votes
2answers
90 views
Cycles of pointers
I'm really inexperienced with cycles, so I want to make this code shorter. As far as I know, I've made a recursive cycle.
...
2
votes
1answer
157 views
Calculating Payroll
I have written the code as best that I know how but I am unsure that the questions asked are being fulfilled. Any advice to improve this code would really help me.
Question asked:
Create a ...
10
votes
2answers
1k views
It's almost Friday, right?
This is my final post for my CS1 saga. Mostly all I had to do was just "class-ify" my past project in this post. Here are the requirements:
Make all data members private and use constructors, ...
11
votes
3answers
534 views
Predicting the next pseudorandom value
The archived material for the Stanford University course on cryptography at coursera.org includes a problem where you have to predict the next output of a weak PRG. It can be briefly restated as ...
7
votes
4answers
160 views
Test a number for primality and return smallest divisor different from 1 if it’s is composite
In this exercise we were asked to test a number for primality and print the results. Additionally – in the case the number is composite – the smallest divisor different from 1 should be printed out. ...
7
votes
2answers
368 views
Counting Fermat witnesses and liars
We were asked to implement a program that calculates the number of Fermat witnesses and liars for odd numbers greater 1. This involves Fermat’s little theorem.
Fermat’s little is used to identify ...
4
votes
3answers
1k views
Rounding and formatting hours, minutes, seconds as HH:MM AM/PM
I have a program which is supposed to convert standard time to traditional time. (e.g: 15:24:31 = 3:25PM [rounded seconds])
I would like for someone to error check my code for me as well as give me ...
10
votes
5answers
909 views
Entering two integers and returning a decimal fraction
After a couple of small programs in Python we are now asked to do some basic stuff in Java. I don't really know where to start to improve this and whether it's even necessary.
This is an exercise, so ...
5
votes
3answers
5k views
Count occurrence of words in a .txt file
I'm taking an intro to programming class and although I've learned some things I didn't know before (I've been using Python for about 1.5 years) I feel like I've not progressed much in writing ...
6
votes
2answers
407 views
Converting fractions to mixed numbers
I've been making a program for an assignment that converts fractions to mixed numbers, and I'm done, but I was wondering if I could simplify it in any way, since it seems quite complicated right now.
...
10
votes
1answer
648 views
Counting Words in Files - MATLAB style
For my Matlab class I'm taking, I was given the task to write a function ReadAndCountWords that takes in the name of a text file (specifically from this zip file) ...
