Task: Program Execution
Input (English): 6359, G, 2791, X, 335, W, 8243, 6121, T, f, Z, 41, 2461, 8645, 4947, 7453, V, H, 191, D, I
Output (English): 2, 4, 6, 9, 10, 11, 17, 18, 20, 21