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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
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ASCII Table
Billiards
brainfuck
Card Number Validation
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Catalan’s Constant
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Day of Week
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Diamonds
Divisors
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Emirp Numbers (Long)
Emojify
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Evil Numbers (Long)
Factorial Factorisation
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Foo Fizz Buzz Bar
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Fractions
Game of Life
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Happy Numbers (Long)
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Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
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Kolakoski Sequence
Leap Years
Levenshtein Distance
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ln 2
Look and Say
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Lucky Tickets
Mahjong
Mandelbrot
Maze
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Poker
Polyominoes
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Quine
Recamán
Repeating Decimals
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Reversi
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Roman to Arabic
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Rule 110
Scrambled Sort
Set
Seven Segment
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Spelling Numbers
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Star Wars Opening Crawl
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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
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Calendar
Connect Four
Crossword
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Bytes
Time
Submitted
Happy Numbers
namelessiw
14
159ms
25 hours ago
Happy Numbers
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133
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31 hours ago
Happy Numbers
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Happy Numbers
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180
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61
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Happy Numbers
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254ms
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Happy Numbers
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89
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Happy Numbers
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153
1,551ms
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Happy Numbers
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146
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Happy Numbers
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146
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Happy Numbers
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92
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Happy Numbers
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73
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146
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Happy Numbers
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61
730ms
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Happy Numbers
evnu
129
156ms
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Happy Numbers
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66
1,231ms
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Happy Numbers
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298
14ms
7 days ago
Happy Numbers
Nxllpointer
39
4ms
8 days ago
Happy Numbers
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203
5ms
9 days ago
Happy Numbers
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63
73ms
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Happy Numbers
GolfingSuccess
147
12ms
10 days ago
Happy Numbers
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137
328ms
10 days ago
Happy Numbers
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🥇
75
2ms
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Happy Numbers
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78
538ms
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Happy Numbers
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154
1,523ms
10 days ago
Happy Numbers
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🥇
89
335ms
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Happy Numbers
madeforlosers
117
17ms
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Happy Numbers
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119
48ms
11 days ago
Happy Numbers
gigaprofisi
146
3ms
11 days ago
Happy Numbers
solisolu
99
10ms
11 days ago
Happy Numbers
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346
1ms
11 days ago
Happy Numbers
2bular
33
30ms
12 days ago
Happy Numbers
gigaprofisi
116
38ms
12 days ago
Happy Numbers
Babafaba
65
9ms
13 days ago
Happy Numbers
CaedenHarper
130
263ms
13 days ago
Happy Numbers
Babafaba
65
320ms
14 days ago
Happy Numbers
AlephSquirrel
27
2ms
14 days ago
Happy Numbers
jkelly467
71
1,958ms
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Happy Numbers
Laellekoenig
133
136ms
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Happy Numbers
webmiche
129
113ms
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Happy Numbers
levinwinter
129
116ms
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Happy Numbers
ian-h-chamberlain
116
41ms
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Happy Numbers
snoozingnewt
131
374ms
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Happy Numbers
Mabeloid
121
133ms
18 days ago
Happy Numbers
albanian-laundromat
109
2ms
19 days ago
Happy Numbers
Jacob385
99
329ms
21 days ago
Happy Numbers
ApoChagi
114
17ms
23 days ago
Happy Numbers
DrakeSeteraO
73
9ms
23 days ago
Happy Numbers
albanian-laundromat
71
607ms
24 days ago
Happy Numbers
Babafaba
294
1,562ms
24 days ago
Happy Numbers
Babafaba
147
10ms
24 days ago
Happy Numbers
Babafaba
156
263ms
24 days ago
Happy Numbers
KatieLG
160
135ms
24 days ago
Happy Numbers
TJK-S
139
10ms
26 days ago
Happy Numbers
DGipe
135
10ms
26 days ago
Happy Numbers
snoozingnewt
84
77ms
26 days ago
Happy Numbers
CaedenHarper
112
366ms
27 days ago
Happy Numbers
iczelia
80
173ms
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Happy Numbers
iczelia
270
3ms
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Happy Numbers
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68
9ms
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Happy Numbers
CheeseCake628
113
515ms
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Happy Numbers
edsrzf
80
3ms
16 Oct 2025
Happy Numbers
ian-h-chamberlain
140
145ms
16 Oct 2025
Happy Numbers
ian-h-chamberlain
109
17ms
16 Oct 2025
Happy Numbers
iczelia
329
1ms
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Happy Numbers
Babafaba
60
34ms
15 Oct 2025
Happy Numbers
kmathis22
113
338ms
14 Oct 2025
Happy Numbers
Babafaba
122
341ms
14 Oct 2025
Happy Numbers
Babafaba
99
2ms
14 Oct 2025
Happy Numbers
Yax42
81
2ms
14 Oct 2025
Happy Numbers
KrausRaus
71
10ms
14 Oct 2025