Task: Program Execution
Input (English): 8, 10, ['9601', 'R', '7705', '9345', 'P', '1779', 'N', 'G', 'a', 'C', '7953', '5341', '6093', 'o', '4069', '8429', '7493', '6971', '6349']
Output (English): CaG