This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n,m,q,a[1005],x,y;
cin>>n>>m>>q;
for (int i=1;i<=n;i++)
{
cin>>a[i];
}
for (int i=0;i<q;i++)
{
cin>>x>>y;
if (((a[x]==y)||(a[y]==x))||(x==y))
{
cout<<"DA"<<endl;
}
else
{
cout<<"NE"<<endl;
}
}
return 0;
}
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