#include <algorithm>
#include <cmath>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <vector>

using namespace std;

const double PI = 3.14159;


void findBest (const vector<double>& angles,
	       double fieldOfView,
	       int& maxVisible,
	       double& bestAngle)
{
  vector<double> a = angles;
  copy (angles.begin(), angles.end(), back_inserter(a));
  copy (angles.begin(), angles.end(), back_inserter(a));

  for (int i = 0; i < angles.size(); ++i)
    a[i] -= 360.0;
  for (int i = 2*angles.size(); i < 3*angles.size(); ++i)
    a[i] += 360.0;

  maxVisible = 0;
  bestAngle = 0.0;
  int start = 0;

  for (int ia = 0; ia < 3600; ++ia)
    {
      double telescope = ((double)ia)/10.0;
      double lowAngle = telescope - fieldOfView / 2.0;
      double highAngle = telescope + fieldOfView / 2.0;

      while (start < 3*angles.size()
	     && a[start] <= lowAngle)
	++start;

      int stop = start;
      while (stop < 3*angles.size()
	     && a[stop] < highAngle)
	++stop;

      int cnt = stop - start;
      if (cnt > maxVisible) {
	maxVisible = cnt;
	bestAngle = telescope;

	cerr << telescope << " " << maxVisible << "  "
	     << "Low delta: " <<  a[start] - lowAngle
	     << "  High delta: " << highAngle - a[stop-1] << endl;
      }
    }
}



int main (int argc, char** argv)
{
  int numTrees;
  while ((cin >> numTrees) && (numTrees > 0))
    {
      vector<double> angles;
      double tx, ty, field;
      cin >> tx >> ty >> field;
      for (int i = 0; i < numTrees; ++i)
	{
	  double x, y;
	  cin >> x >> y;
	  x -= tx;
	  y -= ty;
	  double angle = atan2 (x,y);
	  angle = angle * 180.0 / PI;
	  if (angle < 0.0)
	    angle += 360.0;
	  angles.push_back(angle);
	}

      sort (angles.begin(), angles.end());

      /* Debugging output
      copy (angles.begin(), angles.end(), 
	    ostream_iterator<double>(cerr, " "));
      cerr << endl;
      */

      int maxVisible;
      double camera;
      findBest (angles, field, maxVisible, camera);
      cout << "Point the camera at angle "
	   << setprecision(1) << fixed << camera 
	   << " to view " << maxVisible << " infested trees."
	   << endl;
    }
  return 0;
}