program listing

例句：

1. 1. The programmer needsto input the correct data into the computer.
   程序员需要将正确的数据输入到计算机中。
2. 2. The software engineer is responsible for programmingthe new operating system.
   软件工程师负责编程新的操作系统。
3. 3. The programmer spent hours tweaking the code to make it more efficient.
   程序员花费了数小时调整代码以提高其效率。