Task: Program Execution
Input (English): 677, e, L, 809, 5589, W, Q, W, 8901, V, d, D, G, 1727, a, 21, 7603, u, 5815, Y, 3101, O, p
Output (English): 2, 3, 6, 7, 8, 10, 11, 12, 13, 15, 18, 20, 22, 23