Doar functia :
int UCP (int n)
{
while (n)
{
if(n%10%2==0)
{
return n%10;
n=0;
}
else
n=n/10;
}
return -1;
}
Tot programul :
#include <iostream>
using namespace std;
int UCP (int n)
{
int uc=1;
while (n)
{
if(n%10%2==0)
{
uc=n%10;
return uc;
n=0;
}
else
n=n/10;
}
return -1;
}
int main()
{
int n;
cin>>n;
cout<<UCP(n);
}