Task: Program Execution
Input (English): 6629, d, 3825, x, 3827, B, 1209, 1535, F, 4713, 9613, 4131, q, A, 2559, 5871
Output (English): 6629, 3825, 3827, 1209, 1535, 4713, 9613, 4131, 2559, 5871