APL    up
  similar languages: A+   J   K  
  Description: APL (A Programming Language) is a vector based language, that is a language that works likely with vectors or matrices. It was developed by IBM.

 Hello World   Michael Neumann

Prints "Hello World" onto the screen.

 Squares   Michael Neumann

Outputs the squares from 1 to 10.

 Squares 2-dimensional   Michael Neumann

Ouputs the squares from 1 to 9 as a 2-dimensional array:
 1  4  9
16 25 36
49 64 81