void hz_05C290counts()
{
    
    TH1F *hist = new TH1F("hist","Histogram",1000,0,1000);
    
    fstream file;
    file.open("cross_dmp.txt", ios::in);
    
    double n1,n2,n3,n4,n5,n6,n7,n8,n9,n10;
    
    while(1)
    {
        double x1;
        file >> x1 ;
    
        
        if (x1=6.000012000000000D+06)
    {
        n1++;
    }
        
        if(file.eof()) break;
      }
    
    file.close();
    
    
    cout << "count(C) = "<< n1 << endl;
    
    
   
    

        
    
    
    
}