// Fibonacci program written in mexico - calculating all results below 1337

// Set up tape
push 1
pop
right
push 1
pop
left

// Fibonnacci loop
MAINLOOP:
  // Calculate i + j
  pusht
  right
  pusht
  add

  // Print out result
  dup
  print
  
  // Overwrite i with j
  pusht
  left
  pop
  
  // Write result of calculation to j, and duplicate it for further usage
  dup
  right
  pop

  // Move head for a clean loop
  left

  // Check if we should already stop
  push 1337
  lt
  not
  push MAINLOOP
  jmpc
// MAINLOOP END

// Calculated all fibonacci numbers below 1337 :) yay!