Algorithms to compute the day of the week from a given date (Conway's Doomsday Rule, Sakamoto's method, Zeller's congruence)

• UpdatedJan 5, 2019
• J

Day of the week calculator

• UpdatedDec 6, 2023
• BASIC

Application to train to the Doomsday algorithm.

• UpdatedApr 24, 2020
• Python

Prototype app for final year project

• UpdatedJan 14, 2018
• Java

Trainer for the doomsday algorithm

• UpdatedOct 7, 2022
• Python

Doomculator --version 1.0 : A day-date finder tool

• UpdatedNov 18, 2025
• C++

Practice Problems for CS101 (Computer Programming and Utilization)

• UpdatedDec 14, 2024
• TeX

The Doomsday is an algorithm of determination of the day of the week for a given date by the English mathematician John Conway.

• UpdatedDec 22, 2017
• Ruby

Java code to test the Doomsday algorithm and a random date generator

• UpdatedJan 7, 2018
• Java

🗓 A CL utility for calculating the weekday of dates

• UpdatedJan 22, 2023
• Python

A website that uses John Conway's Doomsday calculations to find the day of week of any day.

• UpdatedMay 31, 2024
• JavaScript

A collection of my work in various languages

• UpdatedJan 11, 2021
• Java

Taking calendars a bit too far

• UpdatedFeb 20, 2023
• TypeScript

CLI app designed to help you practice skills by asking questions and checking your answers

• UpdatedApr 9, 2025
• Rust

Implementation of the Doomsday algorithm

• UpdatedOct 19, 2021
• Python

This project is a simple web application that generates random dates and quizzes users on the day of the week for those dates. It includes a Flask backend and an HTML-based frontend.

• UpdatedJan 26, 2025
• HTML

Practice the doomsday algorithm in your terminal.

• UpdatedFeb 19, 2022
• Python

Algorithm to calculate day of the week

• UpdatedApr 24, 2019
• Python

Calendar computing system using x86 Assembly with GUI frontends in Turbo C and Java, based on the Doomsday algorithm.

• UpdatedJul 3, 2025
• Assembly

A Kattis-format programming problem for John Conway's Doomsday Algorithm

• UpdatedFeb 12, 2020
• Python