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The following pictures depict chess positions one move before white checkmated black:
The problem is, I seemed to have completely lost which pieces each letter/number represents. All I know is that the number substitution of the pieces is consistent across the board and that
1-7 include {...
My alarm clock has a typical 7-segment digital display showing hours and minutes.
Every lit segment is equally bright, and every unlit segment is equally dark. The separator (:) is always lit.
Assuming the clock uses 12-hour time without a leading zero for the hours, at what time does the o...0
So, a puzzle box recently turned up at my doorstep. I'd never seen anything like it before. It was a perfect cube, about a foot long. After messing with it a little, I got stuck and decided to post it here. Because my phone camera is weird, I had to draw a sketch of the each of the puzzle box's s...
A Managers paid a different amount to six Employees – A, B, C, D, P and R, not necessarily in the same order. The amount paid by him to each person is not necessarily a whole number. He paid them one after the other and paid no two persons at the same time.
Further, it is known that
1. P...
The other day, I found this puzzle laying on a floor:
This holds true. Why? $$w=2u$$
There was nothing else on it. It looked like an equation of some sort, although I had no clue about the $w$ and $u$ variables. It looks somehow related to physics, maybe a magical object that always has its...
You sit down to play a game of chess. Your side has the white pieces, arranged in their regular starting positions. One problem: your opponent has left, and has taken all the black pieces!
Can you, by making regular chess moves with only the white pieces, maneuver your pieces in such a way tha...
