Task: Program Execution
Input (English): 1, 4, ['4135', '171', '2099', 'U', '1895', 'N', 'j', 'o', '1877', '489', 'o', '6039', '9609', 'u', '425', '9197', 'd', '8295', 'G', '5805', 'Y', '5765', '9727', 'D']
Output (English): U, 2099, 171, 4135