4atj

Fri 4 Jul 2025

4atj solved CSS Colors in Python

4atj earned 🇺🇸 Independence Day

Thu 3 Jul 2025

4atj solved Arithmetic Numbers in Python

Wed 2 Jul 2025

4atj solved Niven Numbers in Python

4atj solved Mandelbrot in Python

Mon 30 Jun 2025

4atj solved Evil Numbers in Python

4atj earned 9 achievements: ⛲ 👅 🪦 🚗 🎯 🏃 👍 😴 🔞

4atj earned ⛲ Overflowing

4atj earned 👅 Cunning Linguist

4atj earned 🪦 0xDEAD

4atj earned 🚗 Gone in 60 Holes

4atj earned 🎯 Bullseye

4atj earned 🏃 Marathon Runner

4atj earned 👍 DON’T PANIC!

4atj earned 😴 Forty Winks

4atj earned 🔞 Rule 34

4atj solved φ in Python

4atj solved Emirp Numbers in Python

4atj solved Catalan Numbers in Python

4atj solved Vampire Numbers in Python

4atj solved Collatz in Python

4atj solved Ascending Primes in Python

4atj solved Pernicious Numbers (Long) in Python

4atj solved Pernicious Numbers in Python

4atj solved Happy Numbers in Python

4atj solved Ordinal Numbers in Python

4atj solved Rock-paper-scissors-Spock-lizard in Python

4atj solved Happy Numbers (Long) in Python

4atj solved Abundant Numbers (Long) in Python

4atj solved Emirp Numbers (Long) in Python

4atj solved Evil Numbers (Long) in Python

4atj solved brainfuck in Python

4atj solved Day of Week in Python

4atj solved √2 in Python

4atj solved Leyland Numbers in Python

4atj solved Maze in Python

4atj solved Recamán in Python

4atj solved ln 2 in Python

4atj solved Emojify in Python

4atj solved Farey Sequence in Python

4atj solved Van Eck Sequence in Python

4atj solved Arrows in Python

4atj solved Leap Years in Python

4atj solved Roman to Arabic in Python

4atj solved Forsyth–Edwards Notation in Python

4atj solved Factorial Factorisation in Python

4atj solved Niven Numbers (Long) in Python

4atj solved N Queens in Python

4atj solved Lucky Tickets in Python

4atj solved ISBN in Python

4atj solved Zeckendorf Representation in Python

4atj solved Morse Decoder in Python

Sun 29 Jun 2025

4atj solved Zodiac Signs in Python

4atj solved Musical Chords in Python

Mon 23 Jun 2025

4atj solved Calendar in Python

4atj solved Semiprime Numbers in Python

4atj solved Sphenic Numbers in Python

Sun 8 Jun 2025

4atj solved Gray Code Encoder in JavaScript

Fri 6 Jun 2025

4atj solved Repeating Decimals in Python

Wed 21 May 2025

4atj solved Gray Code Decoder in Perl

4atj solved Gray Code Decoder in Ruby

4atj solved Gray Code Decoder in Python

Fri 9 May 2025

4atj solved Gray Code Encoder in Python

Wed 7 May 2025

4atj solved Christmas Trees in Python

Mon 28 Apr 2025

4atj solved Star Wars GPT in Python

Fri 25 Apr 2025

4atj solved Transpose Sentence in Python

Tue 22 Apr 2025

4atj solved Rule 110 in Python

Sat 19 Apr 2025

4atj solved Kaprekar Numbers in Python

Fri 18 Apr 2025

4atj solved Divisors in Python

Fri 11 Apr 2025

4atj solved Trinomial Triangle in Python

Thu 10 Apr 2025

4atj solved Scrambled Sort in Python

4atj solved Tutorial in Python

4atj earned 2 achievements: 🧪 🗑️

4atj earned 🧪 Black-box Testing

4atj earned 🗑️ rm -rf

Tue 8 Apr 2025

4atj earned 10 achievements: 🐋 🃏 🥪 🍺 🪞 🐍 🍞 💼 🎸 🐉

4atj earned 🐋 Twenty Kiloleagues

4atj earned 🃏 Blackjack

4atj earned 🥪 Smörgåsbord

4atj earned 🍺 The Watering Hole

4atj earned 🪞 Solve Quine

4atj earned 🐍 Ouroboros

4atj earned 🍞 Baker’s Dozen

4atj earned 💼 Interview Ready

4atj earned 🎸 Up to Eleven

4atj earned 🐉 It’s Over 9000!

4atj solved Sierpiński Triangle in Python

4atj solved Kolakoski Sequence in Python

4atj solved Fractions in Python

4atj solved Foo Fizz Buzz Bar in Python

4atj solved Fibonacci in Python

4atj solved Quine in Python

4atj solved Prime Numbers (Long) in Python

4atj solved Prime Numbers in Python

4atj solved Pascal’s Triangle in Python

4atj solved Fizz Buzz in Python

4atj solved Intersection in Python

4atj solved Abundant Numbers in Python

4atj solved π in Python

4atj solved τ in Python

4atj solved United States in Python

4atj solved Reversi in Python

4atj solved 24 Game in Python