Task: Program Execution
Input (English): 1, 2, ['t', 'N', 'U', '5605', 'F', '3447', 'H', '9419', '5389', '3131', 'i', 'i', '8909', '5881', '2543', '5143', '4721', '5951', '2651', '5675', 'N', 'N']
Output (English): t, U, F, H, 5389, i, 8909, 2543, 4721, 2651, N