This code snippet below is a Hello World program written in LOLCODE.

HAI
CAN HAS STDIO?
VISIBLE "HAI WORLD!"
KTHXBYE

For something slightly more advanced, here’s a loop that prints out the numbers from 1 to 10

HAI
CAN HAS STDIO?
IM IN YR LOOP UPPIN YR VAR TIL BOTHSAEM VAR AN 10
VISIBLE SUM OF VAR AN 1
IM OUTTA YR LOOP
KTHXBYE

via LOLCODE – Wikipedia, the free encyclopedia.