包含８个文件：type.h, borrow.c, createfile.c, MainMenuControl.C, reader.c, readfile.c, search.c, writefile.c-contains eight documents : type.h, borrow.c, createfile.c, MainMenuControl.C, reader.c, readfile.c, search.c, writefile.c

用线程的方法对文件的操作读与写-The process file.