#include<bits/stdc++.h> using namespace std; int main() { int n,x; cin>>n; int a[n]; for(int i=0;i<n;i++) cin>>a[i]; cin>>x; sort(a,a+n); if(x<a[0]) cout<<x<<" "; for(int i=0;i<n;i++) { cout<<a[i]<<" "; if(a[i]<x&&a[i+1]>x||a[i]==x) cout<<x<<" "; } }