Task: Program Execution
Input (English): r, 9219, 7217, 691, 9079, 8959, 4389, 821, 3093, 2905, 4209, C, h, W, E, 7375, 9301
Output (English): r, C, h, W, E, 9219, 7217, 691, 9079, 8959, 4389, 821, 3093, 2905, 4209, 7375, 9301