#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define l(a, b, i) for (ll i = a; i < b; i++)
#define rl(a, b, i) for (ll i = a; i >= b; i--)
#define vpair vector<pair<ll, ll>>
#define inf LLONG_MAX
#define ninf LLONG_MIN
int main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
ll N; cin >> N; vector<ll> vec(N + 1, 0);
map<ll, ll> mp;
l(1, N + 1, i) {
cin >> vec[i];
mp[vec[i]] = i;
}
ll start = 1;
ll num = vec[start];
ll lastidx = mp[num];
while (lastidx <= N) {
l(start, lastidx + 1, i) cout << num << "\n";
start = lastidx + 1;
if (start > N) break;
num = vec[start];
lastidx = mp[num];
}
}
