Task: Program Execution
Input (English): c, 7677, p, x, 7817, m, K, h, N, 2403, 6223, 5287, 7035, 5977, t, 5377, 8405, Z, k, 351
Output (English): 1, 3, 4, 6, 7, 8, 9, 15, 18, 19