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15
Math.TechQA.Club
2026-04-13 04:51:09
1.5k
Views
A Nim game variant
Published on
13 Apr 2026 - 4:51
#puzzle
3.7k
Views
How to solve a cryptarithm?
Published on
10 Apr 2026 - 7:47
#puzzle
#cryptarithm
2.8k
Views
Stone picking puzzle
Published on
10 Apr 2026 - 6:32
#combinatorics
#puzzle
#combinatorial-game-theory
3.5k
Views
Enigma : of Wizards, Dwarves and Hats
Published on
13 Apr 2026 - 5:58
#combinatorics
#puzzle
6.6k
Views
Which simple puzzles have fooled professional mathematicians?
Published on
14 Apr 2026 - 14:00
#soft-question
#puzzle
1.2k
Views
Four Fours puzzle
Published on
12 Apr 2026 - 10:52
#number-theory
#puzzle
1.6k
Views
Knights & Knaves Logic Problem Help
Published on
09 Apr 2026 - 20:36
#logic
#puzzle
2.1k
Views
Puzzle, Permutation and Combination problem?
Published on
12 Apr 2026 - 21:31
#combinatorics
#permutations
#puzzle
103
Views
Getting 5 or 7 and returning the opposite?
Published on
17 Apr 2026 - 10:36
#algorithms
#puzzle
#transformation
1k
Views
Zeno-like riddle with additional complication: Runner with dog running back and forth at different speeds
Published on
16 Apr 2026 - 9:31
#calculus
#puzzle
#sequences-and-series
331
Views
What are good ways of understanding a permutation group from a set of generators?
Published on
13 Apr 2026 - 23:27
#abstract-algebra
#group-theory
#puzzle
#gap
297
Views
Specific ten digit number
Published on
17 Apr 2026 - 10:35
#elementary-number-theory
#puzzle
27.2k
Views
Logic Puzzle of the age of three sons
Published on
02 May 2026 - 1:04
#recreational-mathematics
#puzzle
22.8k
Views
Understanding a riddle: How many flowers in a bouquet, if all but two are roses, all but two are tulips, and all but two are daisies?
Published on
12 Apr 2026 - 22:27
#algebra-precalculus
#puzzle
4.3k
Views
evaluate the last digit of $7^{7^{7^{7^{7}}}}$
Published on
22 Apr 2026 - 15:46
#number-theory
#puzzle
#exponentiation
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