#include
using namespace std;
int main()
{
int x,y,c1,c2,c3,c4 = 0;
for (int i = 0; i <10; ++i) {</span>
cin >> x >> y;
if (x>0 and y>0)c1=c1+1;
if (x<0 and y>0) c2=c2+1;
if (x<0 and y<0)</span> c3=c3+1;
if (x>0 and y<0)</span> c4=c4+1;
}
if (c1 > c2 and c1 > c3 and c1 > c4) cout << "1-я четверть\n";</span>
if (c2 > c1 and c2 > c3 and c2 > c4) cout << "2-я четверть\n";</span>
if (c3 > c2 and c3 > c1 and c3 > c4) cout << "3-я четверть\n";</span>
if (c4 > c2 and c4 > c3 and c4 > c1) cout << "4-я четверть\n";</span>
}