kontinualna alokacija 5. sa sestog

#include <iostream>
#include <vector>
#include <new>
#include <stdexcept>

template<typename NekiTip>

  NekiTip **grbavamatrica(std::vector<std::vector<NekiTip>> matrica)

  {

      try
      {
          NekiTip **alocmatrica(new NekiTip *[matrica.size()]);
          alocmatrica[0]=new NekiTip [matrica.size()*matrica[0].size()];
          for (int i(0); i<matrica.size(); i++)
            alocmatrica[i]=alocmatrica[i-1]+matrica[i].size();


          for (int i(0); i<matrica.size(); i++)
           alocmatrica[i]=nullptr;
          try
          {
              for (int i(0); i<matrica.size(); i++)

            alocmatrica[i]=new int[matrica[i].size()];

            for (int i(0); i<matrica.size(); i++)
            {
                for (int j(0); j<matrica[i].size(); j++)
                {
                    alocmatrica[i][j]=matrica[i][j];                }
            }

      }
      catch(std::bad_alloc)
      {
          for (int i(0); i<matrica.size(); i++)
          {
              delete [] alocmatrica[0];
              delete [] alocmatrica;

          }
          throw;
      }
      return alocmatrica;
      }
      catch(std::bad_alloc)
      {
          throw;
      }



  }


int main()
{
    try
    {


   std::vector<std::vector<int>> matrica{{1,2,5,5},{1,3,5,5,3,2,1}, {5,6,3}};

    int **matrica1=grbavamatrica(matrica);

   for (int i(0); i<matrica.size(); i++)
   {
       for (int j(0); j<matrica[i].size(); j++)
       {
          std::cout<<matrica1[i][j];
       }
       std::cout<<std::endl;
   }

    }
    catch(...)
    {
    std::cout<<"Alokacija nije uspjela. \n";
    }
   return 0;
}