Task: Program Execution
Input (English): 6519, 7235, F, 7683, 7499, 7593, 4831, 3115, N, U, H, B, 8555, 3765, f, 6395, G, 529, h
Output (English): 1, 2, 4, 5, 6, 7, 8, 13, 14, 16, 18