Javascript games in 30 lines
So here's the list of 30-line-madness
Minesweeper: http://jsfiddle.net/c884a/
Roguelike RPG: http://jsfiddle.net/kPZaP/3/embedded/result/
Tetris: http://jsfiddle.net/ova777/kFxja/
Ping pong: http://jsfiddle.net/WNrfp/6/
Rally: http://jsfiddle.net/agegorin/kML8G/embedded/result/
Arcanoid: http://jsfiddle.net/martin_/Fq8F4/
Snake: http://jsfiddle.net/Uk2PP/9/
And piano as a bonus: http://jsfiddle.net/c62Pe/1/embedded/result/
P.S. I am so bad at pong.