Task: Program Execution
Input (English): 1, 6, ['U', '7765', '3049', '717', '115', '9317', '527', '5395', '3213', 'M', 'H', 'e', 'Y', 'z', '2749', '3439', 'l', 'P', '2265', '8841', '3629', '9295', 't', '277', '8633', '7255', 'H']
Output (English): U776530497171159317