#include
#include<bits/stdc++.h>
using namespace std;
int main() {
int n;
cin>>n;
int arr[n];
for(int i=0;i<n;i++)
{
cin>>arr[i];
}
sort(arr,arr+n);
int target;
cin>>target;
int start=0;
int i=0;
int end=n-1;
for(int i=0;i<n;i++)
{ start=i+1;
end=n-1;
while(start<end)
{
if(arr[i]==arr[start]&& arr[start]==arr[end])
{
start++;
end--;
continue;
}
if(target>(arr[i]+arr[start]+arr[end]))
{
start++;
}
if(target<(arr[i]+arr[start]+arr[end]))
{
end--;
}
if(target==(arr[i]+arr[start]+arr[end]))
{
cout<<arr[i]<<", “<<arr[start]<<” and "<<arr[end]<<endl;
start++;
end–;
}
}
}
}