how to remove these errore-please help i am new to c++

include<string>

using namespace System::IO;
include<iostream>

using namespace std;

class files { string *fname[25]; public: files() {*fname=NULL; }

};

class directory { private: directory *d; string *dname[25]; files *ff[25]; int numd,numf; public: directory() { numd=0;numf=0; } void search() { string *a[]=Directory::GetDirectories("D:\"); numd=a-&gt;get_length(); *dname[]=*a[]; for(int q=0;q

    for(int i=0;i&lt;numd;i++)
    { //find files
        string *b[]=Directory::GetFiles(d[i]);
            numf=b-&gt;get_length();
        files.*fname[]=*b[];
        for(int c=0;c&lt;numf;c++)
            cout&lt;&lt;files.*fname[c];

}
}

};

int main() { directory r; r.search(); return 0; }

Error 1 error C2440: 'initializing' : cannot convert from 'cli::array ^' to 'std::string *[]' c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 19

Error 2 error C2227: left of '->get_length' must point to class/struct/union/generic type c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 20

Error 3 error C2059: syntax error : ']' c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 21

Error 4 error C2665: 'System::IO::Directory::GetFiles' : none of the 3 overloads could convert all the argument types c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 28

Error 5 error C2227: left of '->get_length' must point to class/struct/union/generic type c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 29

Error 6 error C2143: syntax error : missing ';' before '.*' c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 30

Error 7 error C2143: syntax error : missing ';' before '.*' c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 30

Error 8 error C2065: 'fname' : undeclared identifier c:\documents and settings\computer\my documents\visual studio 2008\projects\project\project\directory.h 32