#include <iostream>
using namespace std;

class Ober
{
    class Unter
    {
        public:
        Unter(int a_,int b_,int c_);
        int a;
        int b;
        int c;
    };
};

Ober::Unter::Ober::Unter(int a_,int b_,int c_)
:a(a_),b(b_),c(c_)
{

}

int main()
{

    return 0;
}

**
Compiling: C:\MinGW\Andi\test.cpp
C:\MinGW\Andi\test.cpp:17: error: class Ober::Unter::Ober' has not been declared C:\\MinGW\\Andi\\test.cpp:18: error: ISO C++ forbids declaration ofUnter' with no type
C:\MinGW\Andi\test.cpp: In function `int Unter(int, int, int)':
C:\MinGW\Andi\test.cpp:18: error: only constructors take base initializers
Process terminated with status 1 (0 minutes, 0 seconds)
3 errors, 0 warnings
**

MfG
Stromberg

EDIT:
Habs selber gelöst, muss "Ober::Unter::Unter(....)" heißen! Peinlicher Fehler

Gruss Simon

Edit: ok, bin mal wieder viel zu spät.