Task: Program Execution
Input (English): W, 2373, 2317, i, n, U, N, F, 8541, 7791, 3211, U, 1967, f, a, 6771, 9489, t, e, q, G, 5591, 4635, 3955
Output (English): 2373, 2317, 8541, 7791, 3211, 1967, 6771, 9489, 5591, 4635, 3955