Evil Numbers in C in bytes. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly 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Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 76th pandapawskat 785 65 2ms 13 Sep 2021 76th Giga-Bowser 785 65 6ms 20 Dec 2021 76th iczelia 🇩🇪 785 65 2ms 25 Sep 2025 79th giacomogallina 773 66 2ms 22 Oct 2019 79th mamsterla 773 66 2ms 30 Jun 2020 79th djeedjay 🇳🇱 773 66 1ms 26 Oct 2020 79th viitanet 773 66 2ms 22 Oct 2023 79th 5quiwyrm 773 66 2ms 13 Aug 2025 79th SurmanPP 773 66 2ms 19 Oct 2025 79th miabea73 773 66 2ms 19 days ago 79th solisolu 773 66 2ms 5 hours ago 87th LorenzoDeGaspari 761 67 2ms 3 May 2024 87th prestosilver 🇺🇸 761 67 2ms 6 days ago 89th AaronGarbut 739 69 2ms 29 Jul 2019 89th guliyevemil1 🇦🇿 739 69 2ms 3 Feb 2021 89th boxjelly 739 69 1ms 15 Feb 2021 89th CatsAreFluffy 739 69 1ms 19 Feb 2023 89th KenanHanke 739 69 2ms 22 Feb 2023 89th Jonatan6 🇩🇰 739 69 2ms 25 May 2023 89th southpolenator 739 69 2ms 14 Jun 2023 89th ognen98 739 69 2ms 14 Jun 2023 89th Player01osu 739 69 2ms 29 Oct 2023 89th Flying-Toast 739 69 2ms 17 Apr 2024 89th TeodorDyakov 🇧🇬 739 69 2ms 1 Mar 2025 89th mathb0y512 739 69 2ms 11 Aug 2025 101st xenophobia 729 70 2ms 13 Aug 2019 101st Alesun 🇮🇹 729 70 2ms 14 Oct 2019 101st ccecka 729 70 1ms 27 Aug 2021 101st c0d3-4-F00d 🇩🇪 729 70 2ms 5 Dec 2021 101st thebuilder6 🇺🇸 729 70 2ms 11 Dec 2021 101st keelimeguy 🇺🇸 729 70 3ms 19 Oct 2023 107th jngbsn 718 71 2ms 28 Jun 2020 107th heypwesto 🇳🇿 718 71 2ms 19 Apr 2021 107th heanyang1 718 71 2ms 24 Apr 2025 110th YellowBunnyGit 708 72 2ms 1 Jan 2021 110th Indivicivet 708 72 2ms 15 Mar 2021 110th Heathcorp 🇦🇺 708 72 2ms 23 Feb 2022 110th Luca2812 708 72 2ms 5 Mar 2024 114th Re-Adventures 🇮🇳 699 73 2ms 9 May 2022 114th cmayer777 699 73 2ms 11 Oct 2022 114th ibexq 699 73 2ms 6 Mar 2023 114th Szum123321 🇵🇱 699 73 2ms 29 Nov 2023 114th northsuperman 699 73 2ms 21 Mar 2024 119th citsur 689 74 2ms 9 Jun 2019 119th bac0id 689 74 1ms 26 Sep 2023 119th kallmi28 🇨🇿 689 74 2ms 6 Nov 2023 119th RealAMC 🇳🇿 689 74 2ms 15 Nov 2023 119th ApoChagi 689 74 5ms 15 Oct 2025 119th Mabeloid 🇳🇴 689 74 2ms 22 Oct 2025 119th qbitYouri 689 74 2ms 7 days ago 126th madeve-unipi 680 75 2ms 21 Oct 2019 126th VictorChemin 🇫🇷 680 75 1ms 25 Nov 2021 126th annoj 680 75 2ms 18 Jan 2023 126th User2654 680 75 2ms 22 Feb 2023 126th namelessiw 680 75 2ms 11 Mar 2024 131st warmCabin 671 76 2ms 15 Apr 2022 131st n8pjl 671 76 2ms 29 Oct 2023 131st wansacis 🇩🇪 671 76 2ms 14 Sep 2024 134th rchalamala 662 77 2ms 8 Jun 2021 134th tegenton 662 77 2ms 1 Oct 2021 134th Ripick 662 77 1ms 9 Nov 2022 134th nyoshe 662 77 1ms 30 Jun 2023 134th Bmrl7 662 77 2ms 21 Feb 2024 134th a-sakharov 662 77 1ms 4 Mar 2024 134th funnyboy-roks 662 77 2ms 14 Jun 2024 134th Lv0Sys 🇵🇱 662 77 2ms 30 May 2025 142nd osmith93 654 78 2ms 31 Mar 2019 142nd rambox11 654 78 1ms 13 Apr 2019 142nd Spruill-1 654 78 2ms 11 Sep 2021 142nd lemogne 654 78 2ms 16 Nov 2021 142nd Natanaelel 🇸🇪 654 78 2ms 7 Dec 2021 142nd DrPiranoid 654 78 2ms 14 Oct 2022 142nd violeta-desantis 654 78 2ms 27 Sep 2023 142nd mttcrn 654 78 2ms 18 Mar 2025 142nd mntGiulio 654 78 2ms 18 Mar 2025 First Prev 76–150 of 255 Next Last