f(x)
....\egg.h
....\egg.lib
....\新建文件夹
....\..........\0.bmp
....\..........\1.bmp
....\..........\1.dsp
....\..........\1.dsw
....\..........\1.ncb
....\..........\1.opt
....\..........\1.plg
....\..........\2.bmp
....\..........\3.bmp
....\..........\4.bmp
....\..........\5.bmp
....\..........\6.bmp
....\..........\7.bmp
....\..........\8.bmp
....\..........\9.bmp
....\..........\=.bmp
....\..........\Debug
....\..........\.....\0.bmp
....\..........\.....\1.bmp
....\..........\.....\1.exe
....\..........\.....\1.ilk
....\..........\.....\1.map
....\..........\.....\1.pch
....\..........\.....\1.pdb
....\..........\.....\2.bmp
....\..........\.....\3.bmp
....\..........\.....\4.bmp
....\..........\.....\5.bmp
....\..........\.....\6.bmp
....\..........\.....\7.bmp
....\..........\.....\8.bmp
....\..........\.....\9.bmp
....\..........\.....\=.bmp
....\..........\.....\^.bmp
....\..........\.....\cos.bmp
....\..........\.....\error1.bmp
....\..........\.....\error2.bmp
....\..........\.....\error3.bmp
....\..........\.....\error4.bmp
....\..........\.....\error5.bmp
....\..........\.....\error6.bmp
....\..........\.....\error7.bmp
....\..........\.....\error8.bmp
....\..........\.....\givenumber.obj
....\..........\.....\judge.obj
....\..........\.....\ln.bmp
....\..........\.....\main.obj
....\..........\.....\move and calculating.obj
....\..........\.....\net.bmp
....\..........\.....\point.bmp
....\..........\.....\print_error.obj
....\..........\.....\scan.obj
....\..........\.....\sin.bmp
....\..........\.....\space.bmp
....\..........\.....\space2.bmp
....\..........\.....\tan.bmp
....\..........\.....\vc60.idb
....\..........\.....\vc60.pdb
....\..........\.....\x.bmp
....\..........\.....\y.bmp
....\..........\.....\乘.bmp
....\..........\.....\减.bmp
....\..........\.....\加.bmp
....\..........\.....\右括号.bmp
....\..........\.....\右根号.bmp
....\..........\.....\坐标.bmp
....\..........\.....\小数点.bmp
....\..........\.....\左括号.bmp
....\..........\.....\左根号.bmp
....\..........\.....\退格.bmp
....\..........\.....\除.bmp
....\..........\^.bmp
....\..........\cos.bmp
....\..........\egg.h
....\..........\egg.lib
....\..........\error1.bmp
....\..........\error2.bmp
....\..........\error3.bmp
....\..........\error4.bmp
....\..........\error5.bmp
....\..........\error6.bmp
....\..........\error7.bmp
....\..........\error8.bmp
....\..........\givenumber.c
....\..........\judge.c
....\..........\ln.bmp
....\..........\main.c
....\..........\move and calculating.c
....\..........\net.bmp
....\..........\point.bmp
....\..........\print_error.c
....\..........\scan.c
....\..........\sin.bmp
....\..........\space.bmp
....\..........\space2.bmp
....\..........\tan.bmp