16 votes
Accepted

Shuffled binary numbers

There are a total of:
fljx's user avatar
  • 14.2k
14 votes
Accepted

an esoteric matchbox

Using the same equation (as other answers), by moving Second attempt: I have moved First attempt: I have moved
Weather Vane's user avatar
  • 13.6k
10 votes

an esoteric matchbox

How about only moving
juicifer's user avatar
  • 9,030
9 votes
Accepted

A Hidato, but with a complex twist!

Solution: Step by step: 1: 2: 3:
Beastly Gerbil's user avatar
8 votes
Accepted

Shuffled binary numbers version 2

First string: Next, note that Next, there's only one way By the same argument, Now, we can finish things off: Second string: Next, let's look at: Next let's guess that We can now place Now ...
7 votes
Accepted

Fitting snakes in a cage

The number is Example, thanks @Magma for the nice picture: Proof of minimality: The snake heads delineate 15 nonempty horizontal subrows. Indeed, there are 5 rows with two and one row with one head ...
loopy walt's user avatar
  • 19.1k
6 votes
Accepted

The Diamond of Columbus

With a bit of Tinkering, this is the first solution I found.
Daniel Mathias's user avatar
6 votes

Shuffled binary numbers

Solution:
Venceremos's user avatar
4 votes
Accepted

Is my solution to a mathematics puzzle I created the most efficient solution there is to it?

Let's see what an optimal path would look like. For starters,
AxiomaticSystem's user avatar
4 votes
Accepted

Minimum function optimization puzzle #3: 3 functions

The minimum number of steps is With the sequence My approach: work backwards from the goal. The final step must be Apply the inverse of h(x) repeatedly and look for values that are near a square. ...
Daniel Mathias's user avatar
3 votes

an esoteric matchbox

How about this?
Dmitry Kamenetsky's user avatar
3 votes

The Diamond of Columbus

@DanielMathias found an answer first, but this also fits: Turns out, after a bit of research there are actually 8 solutions, as seen here:
Beastly Gerbil's user avatar
3 votes
Accepted

A Hidato, but with no given numbers?

First off, Next, Finally,
GentlePurpleRain's user avatar
2 votes

Minimum function optimization puzzle #3: 3 functions

A short program in R confirms @DanielMathias answer. You can try the code here. The code in text: (not showing correctly because of characters '<' and '>') ...
Evargalo's user avatar
  • 6,155
1 vote
Accepted

Minimum function optimization puzzle #2

We can reuse the strategy from the previous question.
AxiomaticSystem's user avatar
1 vote

Minimum function optimization puzzle #2

This is going to take more words than I would like.
DL33's user avatar
  • 769

Only top scored, non community-wiki answers of a minimum length are eligible