Task: Program Execution
Input (English): 4, 29, ['t', 'X', 'r', 'R', '1697', 'T', 'r', '9343', 'X', 'T', 'u', '1719', 'V', 'C', '9449', '6423', '8271', '5907', '7303', '375', 'X', 'T', '5973', 'j', 'W', 'J', 'f', '5335', 'T', 'Y']
Output (English): T5335fJWj5973TX37573035907827164239449CV1719uTX9343rT1697R