#include <bits/stdc++.h>
#define int long long
using namespace std;
const int maxn=2e6+1;
int n,k;
struct s{
	int d,v;
}a[maxn];
deque <s>q;
void up(){
	cout<<0<<"\n"<<a[1].v<<"\n";
	for(int i=2;i<=n;i++){
		while(!q.empty()&&a[i-1].v<=q.front().v){
			q.pop_front();
		}
		q.push_front(a[i-1]);
		while(q.back().d<=i-1-k)q.pop_back();
		if(i-1>=k)cout<<q.back().v<<"\n";
	}
}
void read(){
	cin>>n>>k;
	for(int i=1;i<=n;i++){
		cin>>a[i].v;
		a[i].d=i;
	}
}
signed main(){
	ios::sync_with_stdio(false);
	read();
	up();
	return 0;
}