#if 1

/*********************************************
This program reads in points from a file
points.txt and writes out the lower left
and upper right endpoints of a rectangle
containing all the points read in.
**********************************************/
#include <iostream>
#include <fstream>
#include <string>
using namespace std;
struct point {
  double x,y;
};

int main()
{
  // Open input file and read header information
  ifstream IN("points.txt");
  int N;
  string s;
  IN >> N >> s;

  // Read points into array
  int i;
  point *A = new point[N];  // use this!
  for (i=0; i < N; i++)
  {
		IN >> A[i].x >> A[i].y;
  }

  // Find lower left (min x and min y) and upper right corners
  point ptLL, ptUR; // use this!

  ptLL = ptUR = A[0];  // default
  for (i=0; i<N;i++) {
	if (A[i].x < ptLL.x) 
	{
		ptLL.x = A[i].x;
	}
	if (A[i].y < ptLL.y) 
	{
		ptLL.y = A[i].y;
	}

	if (A[i].x > ptUR.x) 
	{
		ptUR.x = A[i].x;
	}
	if (A[i].y > ptUR.y) 
	{
		ptUR.y = A[i].y;
	}
  }
  
  // Print out lower left and upper right corner of
  // bounding rectangle
  cout << "Points are contained in rectangle with\n"
       << "lower left corner (" << ptLL.x << ',' << ptLL.y
       << ") and\nupper right corner (" << ptUR.x
       << ',' << ptUR.y << ')' << endl;

  return 0;
}
#endif