Task: Program Execution
Input (English): i, 6567, V, 1679, 9967, 3907, 4855, 2231, k, 2181, u, b, 1557, c, c, T, 4439, W, 2381, r, 8143
Output (English): 6567, 1679, 9967, 3907, 4855, 2231, 2181, 1557, 4439, 2381, 8143