// FILE: Swimmer.cpp
// PRINTS DISTANCES BETWEEN A SWIMMER AND THE FAR SIDE OF THE POOL
// The swimmer keeps cutting the distance by 2/3 her body length
//    on each stroke, until she is close enough to touch the edge of the pool.

#include <iostream.h>

int main ()
{
   // Local data ...
   const double body_length = 5.8;	// swimmer body length in feet

   double initial_distance;		// starting distance of swimmer
   double distance;			// distance between swimmer and other side

   cout << "Enter the initial distance of the swimmer from "
        << endl;
   cout << "the opposite side of the pool in feet: ";
   cin >> initial_distance;

   // Cut the distance between the swimmer and the opposite side
   //    by 2/3 the swimmer's body length until she is close
   //    enough to touch the edge.

   cout.setf (ios::fixed);
   cout.precision (2);
   distance = initial_distance;
   while (distance >= body_length)
   {
      cout << "The distance is " << distance << endl;
      distance -= body_length / 1.5;		// reduce distance
   }  // end while

   // Print final distance before touching the opposite edge.
   cout << endl;
   cout.precision (1);
   cout << "The last distance before the swimmer touches the edge" << endl;
   cout << "on the opposite side of the pool is " << distance << endl;

   return 0;
}