Task: Program Execution
Input (English): F, 5981, r, C, W, 8529, 8903, i, w, 7721, 8081, 6331, 1901, Y, V, 3683, k, 1307, P, Q, K, P, j
Output (English): F, r, C, W, i, w, Y, V, k, P, Q, K, P, j