Task: Program Execution
Input (English): 7531, 4139, V, 1689, 1443, w, 5131, O, 1793, 1809, b, 1685, H, u, 3293, 8137
Output (English): 7531, 4139, 1689, 1443, 5131, 1793, 1809, 1685, 3293, 8137