Task: Program Execution
Input (English): 2881, V, 285, L, V, 6719, 9529, 3221, 2757, U, 561, L, 477, P, J, P, y, g, 1231, 2775, P, 4377, N, C
Output (English): 1, 3, 6, 7, 8, 9, 11, 13, 19, 20, 22