在visual c++环境下描述作业调度算法：1。先来先服务；2。短作业优先；3。最高响应比-In visual c++ environment, describes the scheduling algorithm: 1. First-come first-served 2. Short job 3. The highest response ratio

作业调度程序（包括先来先服务、短作业优先、最高响应比优先）-Job scheduling procedures (including first-come, first serve, short operating priority, highest priority response ratio)