Task: Program Execution
Input (English): T, E, k, 8209, q, 877, b, v, R, 2751, 2231, z, 4837, 7957, 4467, 9809, u, z, b, Q, T, 8311
Output (English): 1, 2, 3, 5, 7, 8, 9, 12, 17, 18, 19, 20, 21