#include <bits/stdc++.h>
using namespace std;
void Swap(int&, int&);
int main() {
  int i, j, n, id, x, y, sum;
  vector<int> data;
  while (1) {
    cin >> n;
    if (n == 0) break;
    for (i = 0; i < n; ++i) {
      cin >> id >> x >> y;
      if (x < y) Swap(x, y);
      for (j = 0, sum = 0; j < y; ++j) {
        sum += x;
        if (sum >= 1000000) {
          data.push_back(id);
          break;
        }
      }
    }
    if (data.size() == 0) {
      cout << "NA" << endl;
    } else {
      for (i = 0; i < data.size(); ++i) cout << data[i] << endl;
    }
    data.clear();
  }
  return 0;
}
void Swap(int& x, int& y) {
  int z;
  z = x;
  x = y;
  y = z;
}
