Răspuns:
#include <iostream>
using namespace std;
void generatoare(unsigned n)
{
unsigned pp=0;
for(unsigned int i=1; i<=n/2; i++)
for(unsigned int j=n/2; j>=1; j--)
if((i*j)+(i/j)==n && i%2==0)
{
cout<<i<<"-"<<j<<" ";
pp=1;
}
if(pp==0)
cout<<"nu";
}
int main()
{
unsigned n;
cin>>n;
generatoare(n);
return 0;
}
Explicație: