Task: Program Execution
Input (English): 6, 10, ['x', '7989', '8887', '4673', 'x', 'S', 's', '2413', '9149', '7471', '589', '5891', '8845', '7747', 'a', 'y', 'p', '7419', '4969', '9407', 'k']
Output (English): Ss241391497471