Task: Program Execution
Input (English): R, 205, 4001, 9273, F, Y, 3699, z, 5521, 2903, u, 6423, 6255, 155, 19
Output (English): R, F, Y, z, u, 205, 4001, 9273, 3699, 5521, 2903, 6423, 6255, 155, 19