Task: Program Execution
Input (English): 3511, v, u, 9627, 3505, 3001, 8411, 7209, 457, A, 8603, g, 9693, v, 2439, 6639, 9143, 2021, 2443, Z, 4631, w
Output (English): 2, 3, 10, 12, 14, 20, 22