初始化内存大小为100000字节，每个页框占1000个字节，则一共有100个页框(假设默认页框号为0-99号)。

功能键：

0 退出

1 为作业分配内存

2 回收作业内存

3 显示内存分配情况显示每一个进程所占用的页框号(按照进程顺序)

4 访问:输入 作业名 逻辑访问地址（字节偏移）-Initialize memory size is 100000 bytes, each page frame representing 1000 bytes, a total of 100 pages box (assuming the default page frame number is No. 0-99).

Function keys:

0 Exit

One for the job to allocate memory

2 memory recovery operations

3 shows the distribution of display memory occupied by each process the page frame number (in accordance with the process order)

4 Access: Enter the job name logical access address (byte offset)