Task: Program Execution
Input (English): B, Z, 9531, q, W, 827, 9469, 4161, 4159, 9989, b, 9181, 67, 2111, 4779, D, 8915, W, b, 4113
Output (English): 9531, 827, 9469, 4161, 4159, 9989, 9181, 67, 2111, 4779, 8915, 4113