pascal, a balloon

This is a balloon. Balloons are web pages that double as Ruby programs. To run this page: ruby -ropen-uri -e 'eval(open("http://balloon.hobix.com/pascal").read)'

BE ALERT! Running this script could be dangerous. Be sure to review this page. You know: it's like anything else on the Internet.

Runs some Ruby.

Click here to view the code.

# Lib
def f(n)(1..n).inject(1){|m,e|m*=e}end;def p(r,c)f(r)/(f(c)*f(r-c))end;def t(n=10,w=1)(r=(0...n).map{|r|(0..r).inject(""){|m,c|m<<p(r,c).to_s.center(p(n,n/2).to_s.length+w)}}).map{|x|x.center(r[-1].length)}end

Runs some Ruby.
Click here to view the code. Click here to hide the code.
```
# Code
loop {
  print "Number of rows: "
  puts t(gets.to_i)
}
```

This script also available as:
Ruby
YAML

pascal, a balloon

by judofyr