#include <iostream>
#include <vector>
using namespace std;

int main(){
	long long n,a,b,c;
	vector<long long >g;
	while(cin >> n && n){
		g.clear();
		for(int i=0;i<n;i++){
			cin >> a >> b >> c;
			if(b>10000&&c>10000)g.push_back(a);
			else if(b*c>=1000000)g.push_back(a);
		}
		if(!g.size())cout << "NA" << endl;
		for(int i=0;i<g.size();i++){
			cout << g[i] << endl;
		}
	}
}