loop
        randint (productrand, 1, 6)
        counter := counter + 1
%Lots of code goes here but all i want is for the number that was picked last by randomizer to not be picked again.
exit when counter = 3
end loop

var pickedAlready : array 1 .. 6 of boolean
var randomInteger, counter : int := 0

% Set the array false, none of the numbers have been picked
for i : 1 .. 6
     pickedAlready (i) := false
end for

loop
     randint (randomInteger, 1, 6)
     % If that number hasn't been picked before
     if pickedAlready (randomInteger) = false then
          % Continue to do whatever you need.
          counter += 1   % Counter to keep track of how many numbers have been used
          pickedAlready (randomInteger) := true  % Finished with this number, we've used it
     end if
     exit when counter = 6  % Exits when all 6 numbers have been used
end loop