Task: Program Execution
Input (English): [2481, 7755, 2663, 2449, 4291, 'b', 5343, 'F', 'A', '3811', 'G', 'I', '415', '6825', '2449', 'q', 'W', 'x', 't', 'K', 'l', 539, 3959], ['W', 'N', 'K', 4351, '3811', 'G', 'I', '415', '6825', '2449', 'q', 'W', 'x', 'c', 9833]
Output (English): 3811, G, I, 415, 6825, 2449, q, W, x