Task: Program Execution
Input (English): x, 3483, x, H, 8049, r, t, 7915, X, W, A, 4471, r, 6313, 8725, l, d, 3017, 7309, 5451, 8161, 285
Output (English): 1, 3, 4, 6, 7, 9, 10, 11, 13, 16, 17