#include <bits/stdc++.h>
using namespace std;
ifstream f("scmax.in");
ofstream g("scmax.out");
int n,v[100001],poz[100001],lung=1;
void citire()
{
    f>>n;
    for(int i=1;i<=n;++i)
        f>>v[i];
}
int main()
{
    citire();
    poz[n]=n;
    for(int i=n-1;i>=1;--i)
        if(v[i]<v[i+1]) poz[i]=i-1;
        else poz[i]=-1;
    for(int i=1;i<=n;++i)
        if(poz[i]!=-1) ++lung;
    g<<'\n';
    for(int i=1;i<n;++i)
        if(poz[i]!=-1) g<<v[i]<<" ";
    g<<v[n];
    return 0;
}