Task: Program Execution
Input (English): b 9657 c Z 4509 z G 1141 a 5143 1165 Q 9155 4529 3343 u 9249 q 6069 1679 c K 8859 7155 a m
Output (English): b, c, Z, z, G, a, Q, u, q, c, K, a, m