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26 votes
42 answers
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Sum of a range of a sum of a range of a sum of a range of a sum of a range of a sum of

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bb94
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57 votes
154 answers
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The vanilla factorial challenge

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bb94
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27 votes
81 answers
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Implement the hyperfactorial

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bb94
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1 vote
1 answer
124 views

Compute Dickman

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Neil
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28 votes
59 answers
6k views

Write a microwave timer!

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22 votes
10 answers
6k views

Implement Rijndael's S-box

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ceilingcat
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51 votes
40 answers
3k views

Last odd digit of power of 2

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bigyihsuan
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35 votes
38 answers
2k views

Sum It Up with a Digital Triangle

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Ashy
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22 votes
25 answers
5k views

Simplify a continued fraction

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RARE Kpop Manifesto
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9 votes
12 answers
691 views

Minimum number of select-all/copy/paste steps for a string containing n copies of the original

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Samuel Jahnke
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32 votes
29 answers
2k views

Natural construction

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jan
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15 votes
57 answers
3k views

Integer logarithms

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鳴神裁四点一号
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47 votes
58 answers
9k views

Shift right by half a bit

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Deadcode
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16 votes
3 answers
2k views

Find 10 float64s that give the least accurate sum

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The Fifth Marshal
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