Task: Program Execution
Input (English): 3455, Z, 6909, 1719, o, 8993, 6065, 835, 1099, q, u, 4703, 2961, x
Output (English): Z, o, q, u, x, 3455, 6909, 1719, 8993, 6065, 835, 1099, 4703, 2961