Task: Program Execution
Input (English): 15, 17, ['B', 'R', 'l', '8359', '811', 'X', 'P', 'b', 'g', 'o', '125', 'C', 'N', '5549', '2351', 'F', '7835', 'p', 'W', 'g', '8895']
Output (English): 2351, F, 7835