Task: Program Execution
Input (English): e 4263 x 8283 419 t 4571 7339 4551 7839 N B q 7365 v H i k U 5221 N P m G 4677 7953 U
Output (English): 4263, 8283, 419, 4571, 7339, 4551, 7839, 7365, 5221, 4677, 7953