#include<iostream>
using namespace std;
const int N=1e5+1;
int n,x,a[N],k=1;
int main(){
	cin>>n;
	for(int i=1;i<=n;i++)scanf("%d",&a[i]);
	cin>>x;
	for(int i=1;i<=n;i++){
		if(a[i-1]<x&&x<=a[i]){
			cout<<x<<" ";
			k=0;
		}
		cout<<a[i]<<" ";
	}
	if(k)cout<<x;
	return 0;
}