Task: Program Execution
Input (English): J, V, 1429, 4997, a, 6793, C, N, Z, 879, H, 4451, 401, W, 2429, B, 2619, E, 5055, 9081
Output (English): 1429, 4997, 6793, 879, 4451, 401, 2429, 2619, 5055, 9081