Task: Program Execution
Input (English): 2, 15, ['P', 'h', '8471', '3667', 'R', 'h', '7945', 'I', '8079', 'F', '5987', '5099', 'v', 'U', '4481', 'C', 'a', 'R', '1197', '2401', 'b', 'C', 'z', 'u', '1877', '1233', 'Z', '1769', 'w', 'z']
Output (English): 1844Uv99057895F9708I5497hR76631748h