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Contents
# Pascal's Triangle
Compute Pascal's triangle up to a given number of rows.
In Pascal's Triangle each number is computed by adding the numbers to
the right and left of the current position in the previous row.
```text
1
1 1
1 2 1
1 3 3 1
1 4 6 4 1
# ... etc
```
## Running the tests
1. Go to the root of your PHP exercise directory, which is `<EXERCISM_WORKSPACE>/php`.
To find the Exercism workspace run
% exercism debug | grep Workspace
1. Get [PHPUnit] if you don't have it already.
% wget --no-check-certificate https://phar.phpunit.de/phpunit.phar
% chmod +x phpunit.phar
2. Execute the tests:
% ./phpunit.phar pascals-triangle/pascals-triangle_test.php
[PHPUnit]: http://phpunit.de
## Source
Pascal's Triangle at Wolfram Math World [http://mathworld.wolfram.com/PascalsTriangle.html](http://mathworld.wolfram.com/PascalsTriangle.html)
## Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.
Version data entries
75 entries across 75 versions & 1 rubygems