Questions tagged [random]

This tag is for questions pertaining to random numbers, whether pseudo random or truly random.

Filter by
Sorted by
Tagged with
9
votes
2answers
656 views

Applying random luck scores to instances of people

I'm trying to do a simulation on the role of luck in human achievement. Here is what I intend to do with my code: Create 20000 instances of people with randomly generated scores for skill, experience ...
2
votes
1answer
31 views

Generating random permutation with forced change of order (Secret Santa)

I wrote this function to generate random permutation of input vector, while making sure every element has switched place (for a Secret Santa like purpose). ...
-3
votes
0answers
20 views

Python Turtle Race Restart Function [closed]

I just got done with my first Turtle Race and still had one assignment left, a restart function. I just cant get it to work as i want. The goal is, an output of a question: Restart? y or n, and that'...
0
votes
2answers
45 views

Python Turtle Race with winner output [closed]

so I am still pretty new to Python and got an assignment, where i have to make a "turtle race" with the turtle module. I need to implement a winner and an output of the Winner plus a restart ...
3
votes
2answers
321 views

Generating binary sequences without repetition

I am trying to generate sequences containing only 0's and 1's. I have written the following code, and it works. ...
0
votes
1answer
62 views

Random Cave Generator Design Feedback

I am looking for feedback on my code's overall structure and design. I made a few concessions in reusability for the sake of not overcomplicating things (static/const public variables in the Game1 ...
8
votes
2answers
351 views

Using c++11 random header to generate random numbers

I'm new to programming. I have a question regarding the usage of c++11 random header to generate random numbers. I tried to learn it, but was unsuccessful. Recently, I've tried the following approach ...
4
votes
1answer
213 views

Math Random Addition

I am learning python from CS106. Please review my code for Khan Sole Academy, I think my code not efficient. Please add critique and advice for beginner like me. About Code Generate 2 random numbers ...
5
votes
1answer
59 views

Using Euler-Maruyama method to solve Ornstein-Uhlenbeck equation (SDE)

I am trying to implement the Euler–Maruyama method and use it to solve the Ornstein–Uhlenbeck process. I am basing my code on the wikipedia page where a python implementation is shown. More generally ...
1
vote
1answer
99 views

Coin Flip Streaks script

I am attempting to complete the coin flip streaks problem from automate the boring stuff with python. My code works fine but my only concern is the phrasing of the task. Does the question want us to ...
3
votes
2answers
62 views

Creating some Loaded Dice to make our board game fairer

Some friends and I were playing a board game and decided that the random dice rolls just weren't fair! So we came up with a scheme for making the rolls slightly more evenly distributed, and I ...
2
votes
2answers
60 views

Random game code id generator in typescript

Below is a simple typescript class used to generate a room code for an online lobby-based game (for example, https://jackbox.tv/ uses 4 digit codes to join rooms) The goal of the class is to quickly ...
5
votes
2answers
285 views

ASCII Random Walk Algorithm

I would like some advice on improving/optimizing a small program I wrote. What it does is run a random walk on a torus manifold with 8 colors that loop around. ...
4
votes
1answer
176 views

Displaying Media with HTML and JavaScript

I have a personal website that I use to share videos and images with friends. Below is a media generator using JavaScript and HTML. Its main purpose is to display one image at a time at the click of a ...
2
votes
1answer
72 views

Procedural generation of a general matrix representing a tile map

The problem is to design an structure which generates "uniformly" the next one in an initially zero matrix. Taking an arbitrary index i in the range [0,m-...
6
votes
2answers
94 views

My Guessing Game

This is a project that I remade to help me understand function definitions better. It may not be great but I am proud of it. I would love to have you review this project and tell me what I could ...
3
votes
2answers
63 views

speeding up matrix corruption

I need to randomly erase 33% of the non-zero elements in each line of a matrix. Side note: The end goal is to train a denoising autoencoder to remove this noise. My solution: ...
3
votes
2answers
161 views

Random alphanumeric string generator function (C, Windows, bcrypt.h)

The function uses the Windows "Cryptography API: Next Generation" (bcrypt.h)'s BCryptGenRandom function to generate ...
4
votes
1answer
107 views

Rock, Paper, Scissor - Game

This is my first ever created game. I been slowly but continuously learning PHP for the past 2 months and just last night I thought that I might be able to create a simple and very basic game. Due to ...
3
votes
1answer
77 views

Simple Password Generator Feedback

This is my first major project in F#, looking for any critique on how I can make it more standard or more concise. Some things I feel like I could have done better are the command flag parsing and the ...
4
votes
2answers
105 views

Mini guessing-game

I am a beginner programmer and I would like to improve in coding and develop my skills. That is why I am asking this question, what should I focus on improving in this code ? ...
1
vote
0answers
26 views

Randomly generating invoice IDs

As more fully detailed in my question here, I'm in the process of starting a small, local business and wanted to avoid showing sequential invoice IDs to clients, and instead generate completely random ...
1
vote
2answers
95 views

Python - Predicting the probability of 6 Heads or Tails in a row from a set sample size

I'm wondering whether there is a way to make this even more efficient or reduce the number of variables. ...
3
votes
0answers
70 views

Async generation of large buffers of random numbers on the GPU

I would like to obtain some feedback on a simple code I wrote to implement an easy and hopefully fast way to generate a large number of floats with CURAND and use them one at a time. This is achieved ...
3
votes
1answer
151 views

Test the hypothesis that the expected number of edges of a random connected graph is \$ O(n \log n) \$

Motivation The most common model for a random graph is the Erdős–Rényi model. However, it does not guarantee the connectedness of the graph. Instead, let's consider the following algorithm (in python-...
2
votes
0answers
47 views

Random generation java logic used in Nifi [closed]

I was just reviewing the source code of Nifi, see explanation and public version of the source. This got me wondering whether there are any obvious improvements here to increase the performance of the ...
0
votes
1answer
59 views

C++ Random Tree Node

I've been trying to kind of teach myself "Modern C++" the last couple of months and I just finished this interview type problem and thought it would be a good one to get some feedback on. I not ...
3
votes
2answers
124 views

Universally unique 64 bit long generator

I'm trying to make an ID generator that generates 64 bit longs. The IDs should be globally unique even between two offline machines. This is the same idea as UUID (GUID), but UUID is 128 bit long and ...
4
votes
2answers
167 views

Ising model simulation using metropolis algorithm

I am new to this community; I have tried my best to respect the policy of the community. I have written the Monte Carlo metropolis algorithm for the ising model. I want to optimize the code. I have ...
1
vote
3answers
64 views

high card game implementation

I wanted to write a simple implementation for a high card game. Basically two cards are drawn and the higher one wins. Additional rules: support for multiple decks, if same suits drawn then the ...
1
vote
1answer
76 views

Simulating a Rock, Paper, Scissors Game - Flexible

Today I learnt the basics of OOP. I have tried to apply them to this Rock-Paper-Scissors project. However I'm still a beginner, and so I feel my code can be improved. Are there any tips, trick or ...
4
votes
1answer
126 views

Simulated annealing for magic square-of-squares puzzle

I'm working on a function that takes in a NumPy array containing only mutually distinct positive square numbers. I want the function to pick an element at random, find if there is a lower positive ...
4
votes
1answer
95 views

Randomizing all class variables in constructor c++

I'm playing around with making random items and decided to implement the following structure. ...
4
votes
1answer
70 views

Random number generator utility class

I have implemented a utility class to perform various random number related task. I am looking for any feedback on design / implementation. I plan to expand the class, and so would like to correct any ...
3
votes
1answer
82 views

Von Neumann random bytes debiasing

I need to create a method to debias biased bytes from the method get_raw_bytes(length) using von Neumann debiasing method. Von ...
2
votes
1answer
93 views

Dice roller - python

I am about to graduate with my Associates degree in Math and will soon go for my bachelors. I've decided with two years of school left its best if I start learning to program. I am starting with ...
2
votes
1answer
78 views

Could anyone say if this is a reliable shuffling code?

I am trying to prove the famous "Monty Hall Paradox": The Monty Hall problem is a probability puzzle named after Monty Hall, the original host of the TV show Let’s Make a Deal. It’s a famous ...
6
votes
1answer
80 views

Dangers of increasing fishing on a fish population simulation

Setup The following code implements the algorithm described in this and this paper. The first paper describes how the evolution of a fish population can be simulated, while the second paper introdues ...
1
vote
2answers
68 views

Monte Carlo Simulation of “DNA Mutation” Game Mechanic

The game Space Station 13 (on the Paradise Station codebase) contains a DNA mechanic. Every carbon-based lifeform with DNA has 55 "blocks" that can be altered in a DNA Modifier, giving the mob ...
-2
votes
1answer
71 views

Python guessing game, lottery numbers but using def [closed]

So my task was to make a lottery function, but the instructor only provides half the code when explaining and going through my resources i was unable to find proper examples on how to complete it ...
0
votes
1answer
53 views

My first code - looking for feedback on best practices and things I should avoid doing in the future

After just learning a bit of Python I tried coding something myself. I attempted to do a game of Blackjack, which is far from perfect, and still doesn't have some rules a real game has (in my game an ...
7
votes
3answers
353 views

I made a guess the number game in Python

I just started programming a week ago. Online tutorials aren't my thing, so I decided to just start projects and learn what I need for the project. My first project is a guess the number game. The ...
4
votes
3answers
172 views

A dice roller in C

I am learning C and, for learning purposes, I implemented a dice roller. It uses arc4random(3) for random number generation, as I couldn't find something better. It works both interactively, if no ...
1
vote
0answers
66 views

Generate random letters containing a word

There is a popular game called 4 Pics 1 Word that presents to the user 4 pictures representing a common word. The word has to be typed by selecting some of the 9 random letters appearing below the ...
2
votes
1answer
135 views

Random Number Generator game

...
1
vote
4answers
104 views

Get a random member of a container

It was not obvious how to get a random member of a container. So I wrote a function to retrieve it given a generator. ...
3
votes
1answer
72 views

Generate random ids from specific numbers of auto generated unique ids

I have this class to generate unique ids and random ids from those unique ids. For the unique ids, it's a sequence of numbers between (start number = given number [start_seed]/or random number (0:...
4
votes
2answers
221 views

How to increase the efficiency of DLA algorithm?

The algorithm: Place seed at the center of the canvas. Release a random walker from the edge. Random walker sticks to the neighboring sites of the seed/previous points. Repeat N(particles) times. ...
3
votes
2answers
118 views

Pick a two different random elements from a given closed range

I wrote a function which picks a two different random elements from a closed range of ints and returns them as a tuple. I would like to take a your feedback, if the solution is a "Clever", "Best ...
23
votes
8answers
6k views

Random password generator in C

This is a simple password generator. What do you think about it? I am learning C for a while at school and at home. This just has a mix of symbols, lowercase, uppercase and numbers, with a ...

1
2 3 4 5
15