Task: Program Execution
Input (English): 12, 21, ['s', 'e', '5717', 'f', '5637', 'f', 'Z', 'F', '9959', 'D', '2951', 'k', 'G', '9409', 'k', 'd', '7685', 'n', '4897', 'Z', 'O', 'W', '4995', '2157', '4435']
Output (English): OZ7984n5867dk9049Gk