#include<bits/stdc++.h> using namespace std; int main(){ int n,i,a[25]={0},k1,j1,k2,j2; cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; } cin>>k1; cin>>k2; cin>>j1; cin>>j2; for(int i=0;i<=k2-k1;i++){ swap(a[k1-1+i],a[j1-1+i]); } for(int i=0;i<n;i++){ cout<<a[i]<<" "; } } /************************************************************** Problem: 1171 User: lihean Language: C++ Result: Accepted Time:7 ms Memory:2072 kb ****************************************************************/