This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#ifndef Local
    #pragma GCC optimize("O3,unroll-loops")
    const int lim=2e5+100;
#else
    const int lim=2e3+100;
#endif
#include "bits/stdc++.h"
using namespace std;
#define int int64_t
#define pb push_back
const int mod=1e9+7;
using pii=pair<int,int>;
inline void solve(){
    int n;
    cin>>n;
    int a[n],b[n];
    for(int i=0;i<n;i++){
        cin>>a[i];
    }
    for(int i=0;i<n;i++){
        cin>>b[i];
    }
    sort(a,a+n);
    sort(b,b+n);
    for(int i=0;i<n;i++){
        if(b[i]<a[i]){
            cout<<"NE\n";
            return;
        }
    }
    cout<<"DA\n";
}
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
#ifdef Local  
    freopen(".in","r",stdin);
    freopen(".out","w",stdout);
#else
    //freopen("boards.in","r",stdin);
    //freopen("boards.out","w",stdout);
#endif
    int t=1;
    //cin>>t;
    while (t--)
    {
        solve();
    }
}
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