´Pico was develloped at the VUB (Vrije Universiteit Brussel)`
´http://pico.vub.ac.be`

{ botf(b) : if(b = 1, "bottle", "bottles");
  bottles : 99;
  while (bottles > 0,
    { display(bottles, " ", botf(bottles), " of beer on the wall,", eoln);
      display(bottles, " ", botf(bottles), " of beeeeeer...", eoln);
      display("You take one down, pass it around!", eoln);
      bottles := bottles - 1;
      if (bottles > 0,
          display(bottles, " ", botf(bottles), " of beer on the wall!", eoln, eoln),
          display("No more bottles of beer on the wall!", eoln, eoln))})}