#include
#include
using namespace std;
int main() {
int N;
cin>>N;
int a[N];
for(int i=0;i<N;i++)
{
cin>>a[i];
}
sort(a,a+N);
int Sum=0;
cin>>Sum;
int currentSum=0;
for(int i=0;i<N;i++)
{
int l=i+1;
int r=N-1;
while(l<r)
{
currentSum=a[i];
currentSum+=a[l]+a[r];
if(currentSum==Sum)
{
cout<<a[i]<<", “<<a[l]<<” and "<<a[r]<<endl;
l++;
r–;
}
else if(currentSum<Sum)
{
l++;
}
else
{
r--;
}
}
}
return 0;
}
