include iostream include string include vector using namespace std int

#include <iostream>
#include <string>
#include <vector>

using namespace std;

int main() {
 vector<int> a; 
 int n;
 int x,y;
 cin >> n;
 for(int i=0;i<n;i++){
 cin >> x;
 a.push_back(x);
 }

cin >> x >> y;
swap(a[x-1],a[y-1]);

for( int i=0;i<n;i++){
 cout << a[i] << " ";
}

}