Task: Program Execution
Input (English): 9749, Z, 8387, 4541, 6125, 719, 9407, O, 2689, 4149, 2489, 4591, 1115, V, 3375, Y
Output (English): Z, O, V, Y, 9749, 8387, 4541, 6125, 719, 9407, 2689, 4149, 2489, 4591, 1115, 3375