eeeeeeeee

#include<bits/stdc++.h>
using namespace std;
int a[10001];
int main(){
int n;
cin>>n;
for(int i=1;i<=n;i++){
cin>>a[i];
}
int x,y;cin>>x>>y;
for(int i=1;i<=n;i++){
if(a[i]==x){
cout<<x<<" "<<y<<" ";
} else{
cout<<a[i]<<" ";
}
}
return 0;
}