S2 - zad.7

#include <iostream>
#include <vector>

int podbroj(int a, bool parnost)
{
    if(a%2==0)
        parnost=true;
        else parnost=false;
    std:: vector<int> parne_cifre;
    std:: vector<int> neparne_cifre;
    int cifra;
        while(a!=0)
        {
        cifra=a%10;
        if(cifra%2==0)
           parne_cifre.push_back(cifra);
        else
           neparne_cifre.push_back(cifra);
        a=a/10;
        }

        int parni=0, neparni=0;
        for(int i=parne_cifre.size()-1; i>=0; i--)
        {
            parni=parni*10+parne_cifre[i];
        }

        for(int j=neparne_cifre.size()-1; j>=0; j--)
        {
            neparni=neparni*10+neparne_cifre[j];
        }

    if(parnost) return parni;
    else return neparni;
}

int main()
{
    std:: cout<< "Unesite broj: ";
    int a;
    std:: cin>> a;
        std:: cout<< podbroj(a, true);

    return 0;
}