Task: Program Execution
Input (English): 4777, 6657, Z, 8213, 6321, 8815, o, 2711, 6423, 657, c, X, 7617, N
Output (English): Z, o, c, X, N, 4777, 6657, 8213, 6321, 8815, 2711, 6423, 657, 7617