[huseyinkilic]

13 bytes version in 6502 machine code:

7C 00 20 D2 FF A1 85 29 01 E9 92 D0 F5

(Save this as a .prg file and run it in your favourite C64 emulator or on the real thing itself. Please note that the first two bytes are actually required by .prg file format to indicate load address. The actual code is 11 bytes).

For more information:

http://pouet.net/prod.php?which=60810