Task: Program Execution
Input (English): 9527, 2091, n, p, 8125, 4537, 8713, 7221, f, 2981, k, u, o, c, v, 7585, 6921, 2291, a, 1473, 3013, t, 5385, 1167
Output (English): a, c, f, k, n, o, p, t, u, v