PARNEPAR

#include <iostream>

using namespace std;

int main()

{int i;

cout<<"parni i nepa broevi \n";

for(i=1;i<=50;i++)

{

    cout << "parni broevi \n";

    cout<<2*i<<" \n";

    cout << "neparni broevi \n";

    cout<<2*i-1<<" \n";

}

return 0;

}