Task: Program Execution
Input (English): 9, ['v', '3537', 'A', 'W', 'Q', '401', '6195', '479', '7125', 't', '847', 'M', 'X', 'O', '4635', '9941', '8869', 'n', 'H', 'h', 'H', 'M']
Output (English): v, t, H