Questions tagged [sliding-blocks]
A sliding blocks puzzle is a puzzle which involves sliding blocks into a desired end configuration.
6
votes
1answer
621 views
Is there a configuration of the 8-puzzle where locking a tile makes it harder?
I am trying to find a starting configuration of the standard 3×3 8-tile sliding block puzzle that is harder to solve (i.e. takes more moves, but is still solvable) when one of the blocks is locked in ...
14
votes
2answers
281 views
Barrel - Part 5
An entry in Fortnightly Topic Challenge #35: Restricted Title 1. Title based on this xkcd.
This is a continuation of Barrel - Part 1, Barrel - Part 2, Barrel - Part 3, and Barrel - Part 4, but this ...
13
votes
1answer
284 views
Barrel - Part 4
An entry in Fortnightly Topic Challenge #35: Restricted Title 1. Title based on this xkcd.
This is a continuation of Barrel - Part 1, Barrel - Part 2, and Barrel - Part 3, but this puzzle is still ...
17
votes
2answers
458 views
Barrel - Part 2
An entry in Fortnightly Topic Challenge #35: Restricted Title 1. Title based on this xkcd.
This is a continuation of Barrel - Part 1, but this puzzle is still self-contained.
Continued in Barrel - ...
6
votes
1answer
114 views
SwapTiles World Challenge
My world record for this level is 17 can you beat or equal my record?
The aim is to switch the positions of the two asterisk tiles in the least amount of moves possible, you do this by swapping ...
3
votes
2answers
2k views
Strategy for 2x3 Sliding Puzzle
Here's an instance of a $2$x$3$ sliding puzzle:
The $2$x$3$ sliding puzzle is just a smaller version of the well-known 15 puzzle. Many guides exist on solving the 15 puzzle, and there are strategies ...
8
votes
1answer
491 views
Escape the Klotski dungeon!
Help! I am trapped in a dungeon with multiple rooms full of sliding tiles!
I need to find a way of sliding the tiles such that the 2x2 tile can be freed, by sliding it out of the exit on the North ...
1
vote
2answers
638 views
solve this 8-puzzle
This quiz is about the 8-puzzle. It is a board with 9 fields. There are 8 tiles with numbers from one to eight. One field is empty. You can slide numbers around the board: But only numbers next to the ...
9
votes
1answer
463 views
A Very Dizzy Puzzle
Here's an odd little sliding puzzle:
As you can see, there is currently one free space, in the centre circle. That circle can spin freely, even when it is holding a piece in its 'holder'. Note, ...
7
votes
1answer
924 views
8 Puzzle Unsolvable Proof?
How do I proof that this 8 puzzle
cannot be solved if the final state is
?
17
votes
2answers
370 views
Santa's Sacks and the Puzzling Presents
It's that time of the year*, and Santa is delivering presents to all the good children of the world.
*Almost, since the fortnightly challenge is a tad late :)
Informed by his elves that his sacks ...
-2
votes
3answers
208 views
15 Tiles Sliding Block
Solve the sliding puzzle by moving the tiles to the space available until the right image is revealed. You cannot move them because it is just a picture, so just cut each piece and jig-saw solve it ...
4
votes
1answer
266 views
A Stranger (Chess Sliding Puzzle)
A suspicious stranger lurks in the village. Deal with him before escorting the King to the luxurious safety of h8.
White is first to move. Only legal chess moves are allowed. Pawns are not promoted ...
14
votes
3answers
358 views
Pool of Pawns (Chess Sliding Puzzle)
The King has tired of watching the Queen swim in the Pool of Pawns. Help him return to his palace on h8 using as few moves as possible.
Only legal chess moves are allowed. Pawns are not promoted on ...
27
votes
3answers
882 views
Rook River (Chess Sliding Puzzle)
The absent-minded king has gotten himself lost. Help him return to his palace on h8 using as few moves as possible.
Only legal chess moves are allowed. Pawns are not promoted on the final rank.
You ...
9
votes
8answers
2k views
Puzzle similar to 15-puzzle but more moveable pieces?
In the name of Science!™, I'm trying to look for (or, in the worst case, create) a puzzle/game similar to the n-puzzle whereby a player or player(s) have to put some pieces in a particular order (e.g. ...
19
votes
3answers
456 views
Help Black slide the blocks to solve this chess problem
Here's a chess problem which plays very like a sliding-block puzzle, hence the rather unusual tag combo.
Ljubomir Ugren
2nd Prize, Mat, 1976; John Nunn, Solving in Style, no. 183
sh#19
To explain ...
2
votes
1answer
193 views
Is this two-sliding-block overlapped puzzle equivalent to the 8-puzzle?
I'm creating a new puzzle: two sliding blocks 8-puzzle, one on top of the other. Several pieces are covered and cannot be moved until the covering piece moves away. The objective is to pair colors, no ...
9
votes
3answers
6k views
Do I have an unsolvable 15 puzzle?
I'm not sure how to count permutations in the 15 puzzle. They say that an odd count means it's impossible but not sure how to count this puzzle. How do I count whether this is even or odd? If it is ...
5
votes
1answer
969 views
What is the superflip on 15-puzzle?
On the 15-puzzle, what (solvable) position takes the most moves to solve if you solve it optimally?
1
vote
0answers
169 views
Fifteen Puzzle: Finding Invariants [closed]
Moved from Math StackExchange:
The Fifteen Puzzle consists of sliding square tiles numbered $1...15$ held in a $4\times4$ frame with one empty square. Any tile adjacent to the empty square can slide ...
6
votes
3answers
973 views
Does the last row of a N x N sliding puzzle need to be solved?
If I successfully arrange all the blocks of every row of a sliding puzzle except the last row in proper order, will the n-th row be automatically resolved? (Assuming that the puzzle is solvable in the ...
2
votes
1answer
221 views
Klotski Puzzle 3
Another Klotski Puzzle, "The Great D-vide":
Rules Here
Klotski Puzzle 1
Klotski Puzzle 2
6
votes
1answer
190 views
12
votes
1answer
876 views
Klotski Puzzle 1
Klotski is a sliding-blocks puzzle game very similar in nature to rush-hour/unblock me. In a given puzzle, a certain number of blocks labeled Z, A, B, C, .... are given. The goal is to move the Z ...
1
vote
1answer
332 views
How many starting positions are unsolvable in the 24 Puzzle?
Imagine a 5 by 5 grid, with numbers 1 to 24. One slot is left empty.
Now picture a 15 puzzle style game, where you have to set it up 1 - 24, then 25 magically appears.
As we all know, the 15 puzzle ...
4
votes
1answer
4k views
What's the maximum required amount of moves to solve the 15 puzzle?
You know, that puzzle where 1 slot in a four-by-four square is open and you slide the fifteen remaining blocks around to make a picture. What's the maximum amount of moves required to complete it, if ...
