Elementary, my dear Watson. (in Cryptography)
Posted on 2023-11-25 by broll (No Solution Yet, 4 Comments)
Posted on 2023-11-25 by broll (No Solution Yet, 4 Comments)
Consider prime numbers, get cube 2 (in Numbers)
Posted on 2023-10-30 by broll (No Solution Yet, 4 Comments)
Posted on 2023-10-30 by broll (No Solution Yet, 4 Comments)
It's no lie... (in Numbers) Rating: 5.00
Posted on 2022-08-18 by broll (Solution Posted, 3 Comments)
Posted on 2022-08-18 by broll (Solution Posted, 3 Comments)
Checking the score (in Cryptography) Rating: 4.00
Posted on 2022-06-27 by broll (No Solution Yet, 3 Comments)
Posted on 2022-06-27 by broll (No Solution Yet, 3 Comments)
'- subject to availability -' (in Probability) Rating: 2.33
Posted on 2022-06-02 by broll (No Solution Yet, 7 Comments)
Posted on 2022-06-02 by broll (No Solution Yet, 7 Comments)
Pascal's Lottery (in Probability) Rating: 4.00
Posted on 2021-07-01 by broll (No Solution Yet, 6 Comments)
Posted on 2021-07-01 by broll (No Solution Yet, 6 Comments)
Euler and the Modern Army (in Games) Rating: 4.50
Posted on 2020-05-22 by broll (No Solution Yet, 8 Comments)
Posted on 2020-05-22 by broll (No Solution Yet, 8 Comments)
Ring in the New - again and again and again.. (in Numbers) Rating: 5.00
Posted on 2019-01-01 by broll (No Solution Yet, 2 Comments)
Posted on 2019-01-01 by broll (No Solution Yet, 2 Comments)
Lost in Translation (in General) Rating: 3.00
Posted on 2018-07-31 by broll (Solution Posted, 9 Comments)
Posted on 2018-07-31 by broll (Solution Posted, 9 Comments)
Bob and Alice make a poor choice (in Numbers)
Posted on 2017-08-11 by broll (No Solution Yet, 7 Comments)
Posted on 2017-08-11 by broll (No Solution Yet, 7 Comments)
One of these things is not like the others.. (in Word Problems)
Posted on 2016-06-07 by broll (Solution Posted, 5 Comments)
Posted on 2016-06-07 by broll (Solution Posted, 5 Comments)
Could you please repeat that? (in Probability)
Posted on 2016-04-20 by broll (Solution Posted, 4 Comments)
Posted on 2016-04-20 by broll (Solution Posted, 4 Comments)
A Math Problem (in Just Math) Rating: 5.00
Posted on 2015-12-03 by broll (Solution Posted, 6 Comments)
Posted on 2015-12-03 by broll (Solution Posted, 6 Comments)
A powerful resemblance. (in Just Math) Rating: 5.00
Posted on 2015-07-12 by broll (No Solution Yet, 2 Comments)
Posted on 2015-07-12 by broll (No Solution Yet, 2 Comments)
Oh no, not Monty again! (in Probability) Rating: 5.00
Posted on 2015-06-17 by broll (Solution Posted, 9 Comments)
Posted on 2015-06-17 by broll (Solution Posted, 9 Comments)
Logical, or not? (in General) Rating: 3.00
Posted on 2015-06-01 by broll (Solution Posted, 4 Comments)
Posted on 2015-06-01 by broll (Solution Posted, 4 Comments)
The Case of the Mixtup Calendar (in General) Rating: 4.00
Posted on 2015-04-02 by broll (No Solution Yet, 1 Comments)
Posted on 2015-04-02 by broll (No Solution Yet, 1 Comments)
Two squares in a circle (in Geometry) Rating: 3.00
Posted on 2014-12-05 by broll (Solution Posted, 4 Comments)
Posted on 2014-12-05 by broll (Solution Posted, 4 Comments)
So close, but no closer... (in Just Math) Rating: 3.00
Posted on 2014-12-04 by broll (Solution Posted, 5 Comments)
Posted on 2014-12-04 by broll (Solution Posted, 5 Comments)
Searching for c among the cubes (in Just Math)
Posted on 2014-11-23 by broll (Solution Posted, 0 Comments)
Posted on 2014-11-23 by broll (Solution Posted, 0 Comments)
Odd Men Continued (in General) Rating: 3.00
Posted on 2013-09-02 by broll (Solution Posted, 1 Comments)
Posted on 2013-09-02 by broll (Solution Posted, 1 Comments)
A scaled-down experiment (in Science) Rating: 4.00
Posted on 2013-04-17 by broll (No Solution Yet, 2 Comments)
Posted on 2013-04-17 by broll (No Solution Yet, 2 Comments)
Quarting the cube (in Just Math) Rating: 5.00
Posted on 2013-02-28 by broll (Solution Posted, 6 Comments)
Posted on 2013-02-28 by broll (Solution Posted, 6 Comments)
Cubing the square (in Just Math) Rating: 5.00
Posted on 2013-01-30 by broll (Solution Posted, 8 Comments)
Posted on 2013-01-30 by broll (Solution Posted, 8 Comments)
Wiki Ladders (in Word Problems) Rating: 4.00
Posted on 2012-10-11 by broll (No Solution Yet, 7 Comments)
Posted on 2012-10-11 by broll (No Solution Yet, 7 Comments)
Where 2^n leads, 3^n cannot be far behind... (in Numbers)
Posted on 2012-08-24 by broll (Solution Posted, 2 Comments)
Posted on 2012-08-24 by broll (Solution Posted, 2 Comments)
Discard Dice (in Probability) Rating: 3.00
Posted on 2012-07-27 by broll (Solution Posted, 4 Comments)
Posted on 2012-07-27 by broll (Solution Posted, 4 Comments)
Equilateral 1234 (in Shapes) Rating: 5.00
Posted on 2012-03-17 by broll (Solution Posted, 7 Comments)
Posted on 2012-03-17 by broll (Solution Posted, 7 Comments)
The Matchstick Man Strikes Back (in Just Math)
Posted on 2012-03-07 by broll (Solution Posted, 5 Comments)
Posted on 2012-03-07 by broll (Solution Posted, 5 Comments)
If you don't know the words, just whistle the tune... (in Word Problems) Rating: 4.00
Posted on 2011-07-27 by broll (Solution Posted, 7 Comments)
Posted on 2011-07-27 by broll (Solution Posted, 7 Comments)
Product + Square = Difference of Squares (2) (in Just Math)
Posted on 2011-07-20 by broll (Solution Posted, 2 Comments)
Posted on 2011-07-20 by broll (Solution Posted, 2 Comments)
Over the Baker's Fence (in Cryptography) Rating: 5.00
Posted on 2011-07-07 by broll (No Solution Yet, 4 Comments)
Posted on 2011-07-07 by broll (No Solution Yet, 4 Comments)
Prime Test (1) (in Numbers) Rating: 4.00
Posted on 2011-04-25 by broll (Solution Posted, 1 Comments)
Posted on 2011-04-25 by broll (Solution Posted, 1 Comments)
Kth power and Consecutive Concern - Generalisation (in Numbers)
Posted on 2011-04-16 by broll (Solution Posted, 0 Comments)
Posted on 2011-04-16 by broll (Solution Posted, 0 Comments)
"?"..."!" (in Cryptography) Rating: 3.00
Posted on 2011-02-11 by broll (Solution Posted, 21 Comments)
Posted on 2011-02-11 by broll (Solution Posted, 21 Comments)
Weights that check themselves. (in Weights and Scales)
Posted on 2010-11-23 by broll (Solution Posted, 6 Comments)
Posted on 2010-11-23 by broll (Solution Posted, 6 Comments)
English, French, and German (in Numbers)
Posted on 2010-09-20 by broll (Solution Posted, 1 Comments)
Posted on 2010-09-20 by broll (Solution Posted, 1 Comments)
The top nine at Solvemall Classic (in Logic) Rating: 4.00
Posted on 2010-06-01 by broll (Solution Posted, 11 Comments)
Posted on 2010-06-01 by broll (Solution Posted, 11 Comments)
bob and alan cross the desert (in Logic) Rating: 3.00
Posted on 2010-05-15 by broll (Solution Posted, 7 Comments)
Posted on 2010-05-15 by broll (Solution Posted, 7 Comments)