Task: Program Execution
Input (English): 4, 5, ['R', 'c', '9215', 'Q', 'C', '957', 'Z', '5809', '6543', '4963', '4977', 'y', '2295', 'U', 'k', 'K', '9377', 'G', 'p', 'e', '4003', 'N', 'J', 's', 'J', '3101', '8311', '6805', 'J']
Output (English): C, Q