Task: Program Execution
Input (English): 17, 25, ['2111', 'u', 'F', '6545', '1903', '8011', 'Z', '6975', 'K', '7647', '5029', '9075', '4421', 'X', '5427', 'S', '795', '7437', 'j', '4943', 'p', '5569', '4497', 'A', '4973', 'Z']
Output (English): 4973A44975569p4943j7437795