S4 - zad.15

#include <iostream>
#include <vector>


int Parni(std::vector<int> v)
{
    int br_p(0);
    for(int i=0; i<v.size(); i++)
    {
      if(v[i]<0) throw "Negativan broj!";
      int cifra, br(0);
      while(v[i]!=0)
      {
        cifra=v[i]%10;
        br++;
        v[i]/=10;
      }
      if(br%2==0)
        br_p++;
    }
    return br_p;
}

int Neparni(std::vector<int> v)
{
    int br_np(0);
    for(int i=0; i<v.size(); i++)
    {
      if(v[i]<0) throw "Negativan broj!";
      int cifra, br(0);
      while(v[i]!=0)
      {
        cifra=v[i]%10;
        br++;
        v[i]/=10;
      }
      if(br%2!=0)
        br_np++;
    }
    return br_np;
}


void f(std::vector<int> v, int &parni, int &neparni)
{
    try {
    parni=Parni(v);
    }
    catch(...){
    throw "Negativan broj!";
    }
    try {
    neparni=Neparni(v);
    }
    catch(...){
    throw "Negativan broj!";
    }

}

int main()
{
    int n;
    std::cout<<"Unesite broj elemenata: ";
    std::cin>> n;
    std::vector<int> v(n);
    for(int i=0; i<n; i++)
        std::cin>>v[i];
    try{
        int parni, neparni;
        f(v, parni, neparni);
        std::cout<<std::endl<<"Parni: "<<parni
             <<std::endl<<"Neparni: "<<neparni;
       }
    catch(const char poruka[]){
    std::cout<<poruka<<std::endl;
    }


    return 0;
}