Question

Arranging Eight Queens on a Chess Board

score 2.8k · Answer 1 · 2026-04-14 04:33:46

2.8k

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Arranging Eight Queens on a Chess Board

Published on 14 Apr 2026 - 4:33

score 87 · Answer 2 · 2026-04-10 19:00:32

87

Views

Proof of an olympiad

Published on 10 Apr 2026 - 19:00

score 37 · Answer 3 · 2026-05-05 11:33:11

37

Views

What can be said about the missing number in this serie?

Published on 05 May 2026 - 11:33

score 71 · Answer 4 · 2026-04-16 04:44:13

71

Views

Finding sets of four or five strictly positive integers that give the same result when added and when multiplied

Published on 16 Apr 2026 - 4:44

score 271 · Answer 5 · 2026-04-14 23:48:39

271

Views

Variant of the Truel Question: What is the Probability that A wins if A starts by shooting C?

Published on 14 Apr 2026 - 23:48

score 687 · Answer 6 · 2026-04-15 06:03:43

687

Views

Arranging 10 counters in 5×5 grid

Published on 15 Apr 2026 - 6:03

score 440 · Answer 7 · 2026-04-11 13:48:34

440

Views

$n$ black squares on a grid become disappear in $n$ moves.

Published on 11 Apr 2026 - 13:48

score 175 · Answer 8 · 2026-04-15 10:58:53

175

Views

Find all the triangles in a dissection of a decagon

Published on 15 Apr 2026 - 10:58

score 60 · Answer 9 · 2026-04-12 12:35:30

60

Views

What is the number on the card that Person 2 has?

Published on 12 Apr 2026 - 12:35

score 169 · Answer 10 · 2026-04-11 14:45:15

169

Views

An interesting puzzle in an otherwise boring game

Published on 11 Apr 2026 - 14:45

score 184 · Answer 11 · 2026-04-13 15:17:46

184

Views

Relationship between entropy of a language and crossword puzzles (a comment from Claude Shannon)

Published on 13 Apr 2026 - 15:17

score 114 · Answer 12 · 2026-05-05 13:40:23

114

Views

What did I do wrong in my proof that 2/(3-2/(3-2/(3-... = 1?

Published on 05 May 2026 - 13:40

score 1.6k · Answer 13 · 2026-04-16 19:41:56

1.6k

Views

Algorithm for Liquid sort puzzle

Published on 16 Apr 2026 - 19:41

score 105 · Answer 14 · 2026-04-14 13:21:17

105

Views

A combinatorics puzzle related to Isserlis' theorem

Published on 14 Apr 2026 - 13:21

score 999 · Answer 15 · 2026-04-14 17:12:26

999

Views

Find the fake coin puzzle - why are weightings required $log_3(n)$?

Published on 14 Apr 2026 - 17:12

List Question

Arranging Eight Queens on a Chess Board

Proof of an olympiad

What can be said about the missing number in this serie?

Finding sets of four or five strictly positive integers that give the same result when added and when multiplied

Variant of the Truel Question: What is the Probability that A wins if A starts by shooting C?

Arranging 10 counters in 5×5 grid

$n$ black squares on a grid become disappear in $n$ moves.

Find all the triangles in a dissection of a decagon

What is the number on the card that Person 2 has?

An interesting puzzle in an otherwise boring game

Relationship between entropy of a language and crossword puzzles (a comment from Claude Shannon)

What did I do wrong in my proof that 2/(3-2/(3-2/(3-... = 1?

Algorithm for Liquid sort puzzle

A combinatorics puzzle related to Isserlis' theorem

Find the fake coin puzzle - why are weightings required $log_3(n)$?

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