#include <iostream>
#include <iomanip>
using namespace std;
int main()
{
int n; cin>>n;
int a,b,c;
cin>>a>>b;
if(a>b) cout<<a<<" ";
for(int i=3; i<=n; i++)
{
cin>>c;
if(a<b && b>c)
cout<<b<<" ";
a=b; b=c;
}
if(a<b)
cout<<b<<" ";
return 0;
}

#include <iostream>
#include <iomanip>
using namespace std;
int main()
{
    int n; cin>>n;
    int a,b,c;
    cin>>a>>b;
    if(a>b) cout<<a<<" ";
        for(int i=3; i<=n; i++)
        {
            cin>>c;
            if(a<b && b>c)
                cout<<b<<" ";
                a=b; b=c;
        }
    if(a<b)
        cout<<b<<" ";
    return 0;
}