The
Nim
hole will go live in approximately
25 hours
. Why not try and solve it ahead of time?
Recent Solutions
Prev Hole
Play Hole
Next Hole
Achievements
Cheevos
Golfers
Solutions
All Holes
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Connect Four
Continued Fractions
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
Gray Code Decoder
Gray Code Encoder
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)
Taxicab Numbers
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
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Ulam Sequence
All Languages
><>
ALGOL 68
ArkScript
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
iogii
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
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
ZuzuScript
Bytes
Chars
Scoring
Bytes
Chars
Language
All
><>
ALGOL 68
ArkScript
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
iogii
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
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
ZuzuScript
Hole
All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Connect Four
Continued Fractions
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
Gray Code Decoder
Gray Code Encoder
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)
Taxicab Numbers
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
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Ulam Sequence
Hole
Golfer
Bytes
Time
Submitted
Smith Numbers
JOrE20
115
102ms
28 May 2026
Smith Numbers
oaiqjuy
198
15ms
19 May 2026
Smith Numbers
CaedenHarper
105
77ms
12 May 2026
Smith Numbers
Steffan153
91
75ms
10 May 2026
Smith Numbers
rucin93
🥇
86
895ms
6 May 2026
Smith Numbers
scpchicken
104
138ms
23 Apr 2026
Smith Numbers
tomh1012
153
30ms
31 Mar 2026
Smith Numbers
Program-Pi
113
79ms
7 Mar 2026
Smith Numbers
RainVniaR
97
28ms
28 Feb 2026
Smith Numbers
Yax42
104
39ms
20 Jan 2026
Smith Numbers
alexsave
124
101ms
20 Jan 2026
Smith Numbers
HumanoidCPU
494
4,363ms
21 Dec 2025
Smith Numbers
DialFrost
105
122ms
20 Nov 2025
Smith Numbers
snoozingnewt
107
93ms
13 Oct 2025
Smith Numbers
emgordon154
99
81ms
2 Oct 2025
Smith Numbers
olleicua
1,830
8ms
11 Sep 2025
Smith Numbers
Ultra814
111
75ms
21 Aug 2025
Smith Numbers
acollett89
134
31ms
4 Aug 2025
Smith Numbers
MeWhenI
92
206ms
27 Jul 2025
Smith Numbers
gigaprofisi
1,830
13ms
20 Jun 2025
Smith Numbers
targrik
177
4,751ms
7 May 2025
Smith Numbers
dokutan
1,365
11ms
21 Apr 2025
Smith Numbers
eranws
155
184ms
23 Dec 2024
Smith Numbers
xyangst
131
102ms
18 Oct 2024
Smith Numbers
roguh
1,385
7ms
13 Oct 2024
Smith Numbers
stefangimmillaro
110
138ms
29 Sep 2024
Smith Numbers
unfinishedprogram
517
12ms
20 Sep 2024
Smith Numbers
Mabeloid
2,207
8ms
16 Sep 2024
Smith Numbers
madeforlosers
195
159ms
13 Sep 2024
Smith Numbers
voytxt
100
247ms
8 Sep 2024
Smith Numbers
sean-niemann
92
76ms
5 Sep 2024
Smith Numbers
ovs-code
92
79ms
30 Jul 2024
Smith Numbers
hacker112
1,615
9ms
20 Jun 2024
Smith Numbers
thisishowmymindworks
107
54ms
18 Jun 2024
Smith Numbers
vlpx
🥇
86
438ms
18 Jun 2024
Smith Numbers
junkondo-jp
157
76ms
29 May 2024
Smith Numbers
helbling
102
56ms
23 May 2024
Smith Numbers
dommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmy
241
40ms
17 May 2024
Smith Numbers
trinityy-7
139
28ms
17 Mar 2024
Smith Numbers
two-bad
115
104ms
23 Feb 2024
Smith Numbers
coreynash
129
17ms
23 Feb 2024
Smith Numbers
lukegustafson
94
81ms
7 Dec 2023
Smith Numbers
Argeento
93
77ms
29 Oct 2023
Smith Numbers
Florian-Mt
200
829ms
23 Oct 2023
Smith Numbers
emplv
🥇
86
76ms
21 Oct 2023
Smith Numbers
Larento
143
28ms
12 Oct 2023
Smith Numbers
weliveinhell
111
24ms
21 Sep 2023
Smith Numbers
msbranicky
218
73ms
20 Sep 2023
Smith Numbers
ShiraJoseph
205
34ms
16 Jul 2023
Smith Numbers
Natanaelel
122
78ms
12 Jul 2023
Smith Numbers
jmerle
1,830
9ms
4 Jul 2023
Smith Numbers
efgen
107
62ms
26 Jun 2023
Smith Numbers
Maznek
97
75ms
22 Jun 2023
Smith Numbers
adamnielson42
243
29ms
2 Jun 2023
Smith Numbers
zakariamouhid
160
31ms
11 May 2023
Smith Numbers
BambooleanLogic
132
147ms
12 Jan 2023
Smith Numbers
retrohun
2,207
9ms
28 Dec 2022
Smith Numbers
janbehrens
118
24ms
25 Nov 2022
Smith Numbers
itsh01
105
105ms
22 Nov 2022
Smith Numbers
GeorgeStechman
136
28ms
20 Nov 2022
Smith Numbers
dmrichwa
117
230ms
4 Oct 2022
Smith Numbers
KatieLG-Transpiler
1,832
10ms
23 Jun 2022
Smith Numbers
nwellnhof
🥇
86
75ms
8 Jun 2022
Smith Numbers
JayXon
🥇
86
78ms
7 Jun 2022
Smith Numbers
tayloia
111
24ms
29 May 2022
Smith Numbers
Irratix
99
28ms
24 May 2022
Smith Numbers
jared-hughes
105
211ms
9 Apr 2022
Smith Numbers
KatieLG
206
2,401ms
6 Apr 2022
Smith Numbers
otubby
12,755
8ms
29 Mar 2022
Smith Numbers
didion0
126
28ms
31 Jan 2022
Smith Numbers
gnlow
1,830
9ms
27 Jan 2022
Smith Numbers
akshatj27
111
71ms
12 Jan 2022
Smith Numbers
uttumuttu
110
52ms
4 Jan 2022
Smith Numbers
Shanethegamer
125
27ms
9 Dec 2021
Smith Numbers
ArmaanAS
220
30ms
29 Nov 2021
Smith Numbers
mokymok
2,207
10ms
9 Nov 2021
Smith Numbers
o0lit3
89
211ms
14 Oct 2021
Smith Numbers
SpareManiKatti
1,830
8ms
14 Oct 2021
Smith Numbers
prplz
95
78ms
9 Oct 2021
Smith Numbers
primo-ppcg
93
209ms
8 Oct 2021
Smith Numbers
NewDefectus
101
168ms
7 Oct 2021
Smith Numbers
elisherer
801
2,411ms
7 Oct 2021
Smith Numbers
m-tkach
94
85ms
6 Oct 2021
Smith Numbers
JRaspass
1,830
7ms
5 Oct 2021