Task: Program Execution
Input (English): 20, 23, ['6995', 'J', 'w', 'Z', '9493', 'R', '4075', '5617', '4337', 'S', '4759', '4639', '653', '9133', 'p', 'q', '9327', '9947', 'Q', 'W', '9533', '3665', '2201', 'e']
Output (English): 2201, 3665, 9533, W