Task: Program Execution
Input (English): 4, 15, ['M', '8577', '581', 'i', '6307', '7061', '2925', 'l', '5429', '2191', '5981', 'J', 'P', 'P', 'M', '3475', 'u']
Output (English): MPPJ598121915429l292570616307i