#3183 RATC

#include <iostream>
using namespace std;
int main()
{
    int n, x , y , p;
    cin >> n >> x >> y >> p;
    if(p == 1)
    {
        int u=0, c=0;
        for(int i = 1 ; i <= n; ++i)
            cin >> x >> y, u += x, c += y;
        cout << u << ' ' << c << ' ' << u-c;
    }
    else
    {
        int a, b, u = 0;
        for(int i = 1; i < x; ++i)
            cin >> a >> b, u+=a, u-=b;
        for(int i = x; i <= n; ++i)
            cin >> a >> b;
        if(u < y)
            cout << "NU";
        else
            cout << "DA";
    }
    return 0;
}