Task: Program Execution
Input (English): 4123, 7729, 2635, 4773, 3083, w, 393, a, t, f, 7615, 9643, 4745, 7743, r, 1569, z, b, d, 1335, k, 8653
Output (English): a, b, d, f, k, r, t, w, z