#include <bits/stdc++.h>
using namespace std;
const int N=1e5+1e4;
int s[N],tt;
int n;
int main()
{
   cin>>n;
   for(int i=0;i<n;i++)
   {
        int x;
        cin>>x;
        while(tt&&s[tt]>=x)tt--;
        if(tt)cout<<s[tt]<<" ";
        else cout<<"-1"<<" ";
        s[++tt]=x;
    }
    return 0;
}