Task: Program Execution
Input (English): 4, 19, ['6507', 'B', '8021', 'i', '1289', 'v', '5169', '6969', '5687', '4397', 'a', '4945', 'T', 'q', 'x', '6979', '3115', 'h', 'R', '4925', '2877', 'x', 'E', '7245', '1235', '7019']
Output (English): Rh51139796xqT5494a7934786596969615v9821i