Task: Program Execution
Input (English): 15, 21, ['a', '323', '6087', 'F', 'f', 't', 'w', 'M', 'Z', 'r', '3823', 'F', '7277', '7979', '5605', 'Q', 'G', 'b', '4863', 'l', 'R', '5203', 'h', 'C', 'i', 'R', '5863', 'E', 'Q']
Output (English): Rl4863bGQ5605