Task: Program Execution
Input (English): 1857, 1225, Z, 8597, w, q, f, 4169, b, z, 8815, 6857, 6075, 9247, P
Output (English): Z, w, q, f, b, z, P, 1857, 1225, 8597, 4169, 8815, 6857, 6075, 9247