Task: Program Execution
Input (English): f, 8791, 5819, M, 1023, 3409, 8533, v, c, t, V, 3823, 7217, 1249, b
Output (English): f, M, v, c, t, V, b, 8791, 5819, 1023, 3409, 8533, 3823, 7217, 1249