Task: Program Execution
Input (English): 10, 16, ['s', '3643', '2557', '5949', '3289', 'R', '857', '2155', 'W', 'X', 'g', '4587', 'r', '2071', '4781', '8471', '7159']
Output (English): 8471, 4781, 2071, r, 4587, g, X