Task: Program Execution
Input (English): 1, 2, ['X', '313', '3407', '2361', '1799', 'l', 'x', 'T', '3001', '4721', '2731', '8261', '7831', '1067', '9605', 'G', '5841', 'S', 'X', 'E', '8807', '1273', 'o', 'o', '4205', 'g']
Output (English): X, 3407, 1799, x, 3001, 2731, 7831, 9605, 5841, X, 8807, o, 4205