Task: Program Execution
Input (English): F f 1943 559 i D N c u n 1671 4293 9375 7689 c v 4291 7963 7257 j 5593 5055 403 j j 3237 8525 x q
Output (English): 3, 4, 11, 12, 13, 14, 17, 18, 19, 21, 22, 23, 26, 27