Task: Program Execution
Input (English): f, g, 4059, x, 6325, d, I, m, 3127, 7417, t, o, 4863, 7263, 3191, G, u, u, 5185, R, 4907, 2483, 9291
Output (English): 3, 5, 9, 10, 13, 14, 15, 19, 21, 22, 23