Question

Solution verification request - "Two robbers steal a necklace of black and white pearls" question

score 160 · Answer 1 · 2026-04-15 22:15:54

160

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Solution verification request - "Two robbers steal a necklace of black and white pearls" question

Published on 15 Apr 2026 - 22:15

score 84 · Answer 2 · 2026-04-14 12:35:00

84

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Math Grouping Optimization

Published on 14 Apr 2026 - 12:35

score 41 · Answer 3 · 2026-04-12 01:42:01

41

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Find all possible configurations. (Rotations and reflections do not count as different configurations.)

Published on 12 Apr 2026 - 1:42

score 110 · Answer 4 · 2026-03-24 23:45:57

110

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What percent of lighted grids are walkable: a trick-or-treating problem

Published on 24 Mar 2026 - 23:45

score 126 · Answer 5 · 2026-04-14 09:11:27

126

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A cylinder's diameter

Published on 14 Apr 2026 - 9:11

score 506 · Answer 6 · 2026-04-09 21:18:53

506

Views

Math competition question about ways to spell BANANA in a square

Published on 09 Apr 2026 - 21:18

score 196 · Answer 7 · 2026-04-13 03:39:59

196

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Shapes made of concave and canvex curves combination problem

Published on 13 Apr 2026 - 3:39

score 53 · Answer 8 · 2026-04-12 03:06:29

53

Views

Problem involving replacing numbers by a product

Published on 12 Apr 2026 - 3:06

score 75 · Answer 9 · 2026-04-16 15:18:25

75

Views

Generating a 'secret' 2-digit number.

Published on 16 Apr 2026 - 15:18

score 862 · Answer 10 · 2026-03-25 19:04:12

862

Views

Chessboard Prisoner Puzzle - Uniqueness and Quality of Solution?

Published on 25 Mar 2026 - 19:04

score 42 · Answer 11 · 2026-04-13 21:22:07

42

Views

Probability puzzle: worst student in a class

Published on 13 Apr 2026 - 21:22

score 30 · Answer 12 · 2026-04-17 09:39:04

30

Views

Novice question regarding Rivest Shamir Wagner Time Lock Puzzles of the form $x^{2^t} \bmod N $ with $ N=p.q $ primes.

Published on 17 Apr 2026 - 9:39

score 75 · Answer 13 · 2026-04-13 04:25:39

75

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Knights and Knaves instance of problem - attempt of solution (request for feedback)

Published on 13 Apr 2026 - 4:25

score 192 · Answer 14 · 2026-03-25 20:34:33

192

Views

Finding distinct paths for an NxN chessboard. Is there a pattern?

Published on 25 Mar 2026 - 20:34

score 75 · Answer 15 · 2026-04-16 05:11:51

75

Views

How on earth I am supposed to find an expression for C1 from this?

Published on 16 Apr 2026 - 5:11

List Question

Solution verification request - "Two robbers steal a necklace of black and white pearls" question

Math Grouping Optimization

Find all possible configurations. (Rotations and reflections do not count as different configurations.)

What percent of lighted grids are walkable: a trick-or-treating problem

A cylinder's diameter

Math competition question about ways to spell BANANA in a square

Shapes made of concave and canvex curves combination problem

Problem involving replacing numbers by a product

Generating a 'secret' 2-digit number.

Chessboard Prisoner Puzzle - Uniqueness and Quality of Solution?

Probability puzzle: worst student in a class

Novice question regarding Rivest Shamir Wagner Time Lock Puzzles of the form $x^{2^t} \bmod N $ with $ N=p.q $ primes.

Knights and Knaves instance of problem - attempt of solution (request for feedback)

Finding distinct paths for an NxN chessboard. Is there a pattern?

How on earth I am supposed to find an expression for C1 from this?

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