Task: Program Execution
Input (English): 8219, N, 1613, A, 1103, 9605, 9537, 7457, f, 843, 3537, t, I, 111, 2025, 7489, 7967, P, o, C, 3617, 9847
Output (English): 2, 4, 9, 12, 13, 18, 19, 20