Task: Program Execution
Input (English): 9, ['m', '4481', 'U', '1189', '925', '1179', 'S', 'R', '2635', 'k', '4071', '3765', 'j', '4895', '8449', '367', 'G', '7487', '6221', '1157', '2599']
Output (English): m, k, 6221