Prime Numbers in C in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J 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 05AB1E ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 240th adoxography 486 105 1ms 10 Oct 2019 240th ryguyNelson 486 105 1ms 1 Oct 2020 240th atazzam 🇺🇸 486 105 2ms 18 Sep 2024 244th barbu110 477 107 2ms 5 Dec 2019 244th dillon-duncando 477 107 1ms 24 Dec 2021 244th sm1lko 477 107 1ms 9 Dec 2022 247th ze-h 🇺🇸 472 108 1ms 12 Apr 2022 248th Vexxter9 🇳🇱 468 109 2ms 3 Sep 2025 249th hjcafaroUC 464 110 2ms 5 Aug 2020 249th Ernest1338 464 110 1ms 27 Dec 2021 249th heabr12 464 110 2ms 6 Sep 2024 252nd citsur 459 111 1ms 14 Jun 2019 252nd Qruintrox 459 111 2ms 25 Jun 2023 252nd Florian-Mt 459 111 1ms 14 Jul 2024 252nd bwenstar 459 111 2ms 9 Jul 2025 256th JDiLenarda 🇫🇷 455 112 3ms 24 May 2020 257th KatieLG 🇬🇧 451 113 1ms 1 Dec 2020 257th sfuhrm 451 113 2ms 16 Dec 2021 257th kenballus 451 113 1ms 13 Jul 2022 257th CyberTapir 451 113 2ms 28 Aug 2024 257th cros107 🇦🇺 451 113 2ms 1 Jan 2026 262nd lemmaandrew 443 115 2ms 23 Jan 2021 262nd KatieLG-Transpiler 🇬🇧 443 115 1ms 23 Jun 2022 264th roguh 🇬🇹 440 116 2ms 20 Feb 2024 264th tik25 440 116 1ms 31 Mar 2024 266th huet630 436 117 1ms 1 Sep 2024 267th 104210 432 118 2ms 9 Jun 2022 268th kennyhow 429 119 2ms 27 Jan 2021 269th ziruili 425 120 1ms 30 Nov 2019 270th fbe 418 122 1ms 4 Apr 2021 271st Sascha37 🇩🇪 405 126 2ms 20 Sep 2025 272nd AZ9tumas 398 128 2ms 15 Nov 2022 273rd Blockyheadman 395 129 2ms 14 Aug 2024 274th calinous 🇷🇴 383 133 1ms 27 Feb 2023 275th milliorn 381 134 1ms 25 Feb 2020 275th zt14427 381 134 2ms 6 Oct 2023 277th sreyfe 375 136 2ms 27 Jul 2024 278th Bodo171 370 138 2ms 1 Dec 2022 279th kittrz9 354 144 2ms 19 Jul 2019 280th jonah1068 349 146 2ms 15 Sep 2023 281st willpiam 331 154 2ms 16 Oct 2023 282nd kevinnaviapaiva 267 191 2ms 25 Feb 2025 283rd Bananapants22 218 234 2ms 14 Aug 2022 284th RobinStevenMartinez 215 237 2ms 27 Aug 2021 285th JoaoPedroli 214 238 2ms 5 Sep 2021 286th 5ug4md 181 282 2ms 12 Feb 2023 287th somT-oss 143 357 2ms 29 Nov 2024 288th arjun6736 🇮🇳 141 362 2ms 3 Nov 2023 289th tanguysegarra 131 389 2ms 8 Jun 2019 First Prev 241–289 of 289
adoxography
ryguyNelson
atazzam
🇺🇸
barbu110
dillon-duncando
sm1lko
ze-h
🇺🇸
Vexxter9
🇳🇱
hjcafaroUC
Ernest1338
heabr12
citsur
Qruintrox
Florian-Mt
bwenstar
JDiLenarda
🇫🇷
KatieLG
🇬🇧
sfuhrm
kenballus
CyberTapir
cros107
🇦🇺
lemmaandrew
KatieLG-Transpiler
🇬🇧
roguh
🇬🇹
tik25
huet630
104210
kennyhow
ziruili
fbe
Sascha37
🇩🇪
AZ9tumas
Blockyheadman
calinous
🇷🇴
milliorn
zt14427
sreyfe
Bodo171
kittrz9
jonah1068
willpiam
kevinnaviapaiva
Bananapants22
RobinStevenMartinez
JoaoPedroli
5ug4md
somT-oss
arjun6736
🇮🇳
tanguysegarra