#include <iostream>
using namespace std;

int main(){
   int n;
   cin >> n;
   int a[n],b[n],all[n];
   for(int i = 0;i < n;i++) all[i] = 0;
   for(int i = 0;i < n;i++) cin >> a[i];
   for(int i = 0;i < n;i++) cin >> b[i];
   for(int i = 0;i < n;i++) all[i] += a[i];
   for(int i = 0;i < n;i++){
      if(all[0] < all[i]){
         cout << "NO" << endl;
         return 0;
      }
   }
   cout << "YES" << endl;
}