Task: Program Execution
Input (English): E, E, I, K, 2689, i, b, C, 2445, e, 4699, Z, Q, d, 2531, I, C, 3711, 7617
Output (English): E, E, I, K, i, b, C, e, Z, Q, d, I, C, 2689, 2445, 4699, 2531, 3711, 7617