Task: Program Execution
Input (English): 1867, s, 9581, j, d, 2245, n, w, 7071, 7307, v, 8265, 3839, y, 9205, 7143, 2293, a, 5093, z, 6383, 5947
Output (English): a, d, j, n, s, v, w, y, z