Task: Program Execution
Input (English): F, 8359, 8639, 9539, 8923, o, 2787, f, 4749, g, 1333, 4117, k, 9327, 8465, 73, V, 2043, 3773, 5045, 6587
Output (English): F, o, f, g, k, V, 8359, 8639, 9539, 8923, 2787, 4749, 1333, 4117, 9327, 8465, 73, 2043, 3773, 5045, 6587