Task: Program Execution
Input (English): 6, 15, ['5457', 'y', '3459', '8681', '987', 'R', 'n', '1833', 'U', '1677', 'q', '3723', 'y', 'H', 'f', '4379', '1963', '1389', 'V', '2547', '4461']
Output (English): fHy3273q7761U3381nR