Task: Program Execution
Input (English): u, 3833, U, D, 2427, U, 9533, 3917, E, 125, x, 3543, U, C, g, X, M, I, v, 2209, 5445, 2847, 1885
Output (English): 2, 5, 7, 8, 10, 12, 20, 21, 22, 23