Shrek

function iff (x,y)
if a[x][y]==1 then
turtle.select(1)
elseif a[x][y]==2 then
turtle.select(2)
elseif a[x][y]==3 then
turtle.select(3)
elseif a[x][y]==4 then
turtle.select(4)
elseif a[x][y]==5 then
turtle.select(5)
elseif a[x][y]==6 then
turtle.select(6)
end
end

a={{1,1,1,2,2,2,2,2,1,1,1} ,
   {1,1,2,2,2,2,2,2,2,1,1} ,
   {1,1,2,1,3,2,3,1,2,1,1} ,
   {1,1,1,2,2,2,2,2,1,1,1} ,
   {1,1,1,2,2,2,2,2,1,1,1} ,
   {1,2,4,4,5,5,5,4,4,2,1} ,
   {1,2,4,4,5,5,5,4,4,2,1} ,
   {1,1,1,4,4,5,4,4,1,1,1} ,
   {1,1,1,4,4,4,4,4,1,1,1} ,
   {1,1,1,2,2,1,2,2,1,1,1} ,


turtle.up()
for x=1,2  do
for y = 1,11 do
iff(x,y)
turtle.placeDown()
turtle.forward()
end
turtle.turnRight()
turtle.forward()
turtle.turnRight()
for y = 1,11 do
turtle.placeDown()
turtle.forward()
end
turtle.turnLeft()
turtle.forward()
turtle.turnLeft()
end