Managed C++/CLI

Chost = '169.254.232.50'
Cport = 1555

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
print 'Socket Created'

cam = socket.socket()

try:

    s.bind((host, port))

except socket.error , msg:
    print 'Bind failed. Error Code : ' +str(msg[0]) + ' Message ' + msg[1]
    sys.exit()

#include <iostream>
#include <algorithm> 

 
using namespace std;
 

int main() {
 
char input = ' ';
 int count = 0;
char newinput = ' ';
 int newcount = 0;
 
 cout << "Enter the DNA strand:";
 cin >> input;
 

while (input != '\n')
 {cin.get(input);
   switch (toupper(input))
{
case 'C': 
    count++;
    break;
    case 'G':
    count++;
    break;}}
 cout << "There are " << count << " C's and G's in this DNA strand."<< endl;
 

while (input != '\n')
 {cin.get(input);
   switch (toupper(input))
 {
case 'B':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin>>newinput;
cin.clear();
cin.ignore('\n');
 
  break;
case 'D':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'E':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'F':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'H':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'I':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'J':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'K':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'L':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'M':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'N':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'O':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'P':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'Q':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'R':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'S':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'U':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'V':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'W':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'X':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'Y':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
case 'Z':
    cout << "Invalid sequence! Please enter the correct nucleotide sequence:"; 
cin.clear();
  cin.ignore('\n');
  break;
}
}
 

while (newinput != '\n') 
 { cin.get(newinput);
   switch (toupper(newinput))
  { case 'C': 
    newcount++;
    break;
    case 'G':
    newcount++;
    break;
}
}
 
 cout << "There are " << newcount << " C's and G's in this DNA strand." << endl;
 

 
return 0;
}

#using <mscorlib.dll>
#import "C:\\Programing\\Projects\\Visual Basic\\native calls\\vchash\\ManagedDLL\\ManagedDLL\\bin\\Debug\\ManagedDLL.tlb" raw_interfaces_only

using namespace ManagedDLL;
void CCallingExeDlg::OnBnClickedOk()
{
    HRESULT hr = CoInitialize(NULL);
    ICalculatorPtr pICalc(__uuidof(ManagedClass));
}

using System;
using System.Runtime.InteropServices;

namespace ManagedDLL
{
    [ComVisible(true)]
    [Guid("1A9ECDD2-24FC-4f9b-97BF-BF170B16CB38")]
    // Interface declaration.
    public interface ICalculator
    {
        int Add(int Number1, int Number2);
    };
    [ComVisible(true)]
    [Guid("9CEFF09D-7140-451e-A85E-2341A7C978FA")]
    // Interface implementation.
    public class ManagedClass : ICalculator
    {
        public int Add(int Number1, int Number2)
        {
            return Number1 + Number2;
        }
    }
}