#include<bits/stdc++.h>
using namespace std;
#define el "\n"
#define ll long long
#define ull unsigned long long
#define se second
#define fi first
#define be begin()
#define en end()
#define Faster cin.tie(0); cout.tie(0); ios_base::sync_with_stdio(0);

int main()
{
    Faster;
    int n, w, h;
    cin >> n >> w >> h;
    if(w > h) swap(w, h);
    int test = sqrt(w*w + h*h);
    while(n--)
    {
        int x; cin >> x;
        if(x <= test) cout << "DA";
        else cout << "NE";
        cout << el;
    }
    return 0;
}