Task: Program Execution
Input (English): 2, 5, ['j', 'M', '9529', '6071', '1249', '9329', '9923', 'e', 'M', '6557', '8747', '8151', 'X', 'K', '1943', 'N', '3801', 'a', 'R', '239', '8161', '4507', '8189', '5963', 'n']
Output (English): M, 9923, 8151, 3801, 4507