Task: Program Execution
Input (English): 3, 4, ['1627', '5167', '7483', '3925', 'K', '7391', '9355', 'f', 'm', 'N', 'x', '1585', 'k', '3943', 'a', 'Q', 'P', 't', 'u', '2765', '5791']
Output (English): 7483, 9355, x, a, u