Task: Program Execution
Input (English): U, h, a, J, 4607, b, A, 3415, 8415, 4983, V, F, F, 3731, 6929, 1921, 2695, 6209, 4091, 423, O, 1917, 1397, 5447
Output (English): U, h, a, J, b, A, V, F, F, O