Task: Program Execution
Input (English): 12, 15, ['U', 'Q', '8769', '6171', 'C', 'r', 'G', '1863', 'n', '4105', '8955', 'H', '9927', 'q', '7735', '2791', '1629', '37', '8751', 'N', 'H', 'v', 'x', '1397', 'V', 'R', '487', 'S']
Output (English): 5377q7299H