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Tetris

A bin-packing algorithm to fit Tetris pieces into a box, using recursive backtracking.

Install / Use

/learn @emilwallner/Tetris
About this skill

Quality Score

0/100

Supported Platforms

Universal

README

Tetris

A bin-packing algorithm to fit Tetris pieces into a box, using recursive backtracking.

Tetris is a recursive backtracking algorithm that fits a set of Tetriminos in the smallest possible square without rotating the Tetriminos. More information can be found on this [PDF].

Here is an example of valid map of Tetriminos (maximum of 26 blocks) which the code fits in the solution below:

....
.##.
.##.
....

...#
...#
...#
...#

....
..##
.##.
....

....
..#.
.##.
.#..

.###
...#
....
....

##..
.#..
.#..
....

....
..##
.##.
....

.#..
.##.
..#.
....

....
###.
.#..
....

Solution (each individual tetriminos renamed starting from A):

AAB.CCD
AABCCDD
FFB..D.
.FBEEE.
HF.GGE.
HHGGIII
.H...I.

How to use:

git clone https://github.com/emilwallner/Tetris.git
make
./fillit examples/ok_09_block

Official Team

This project was developed jointly by Natan Sabbah @Natansab and Emil Wallner @emilwallner.

Related Skills

View on GitHub
GitHub Stars9
CategoryDevelopment
Updated3mo ago
Forks1

Languages

C

Security Score

67/100

Audited on Dec 12, 2025

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