#include <iostream>

using namespace std;

int main(void) {
  int w,l,r,x1,x2,x3,y1,y2,y3,h;

  cin >> w >> l >> r >> x1 >> y1 >> x2 >> y2 >> x3 >> y3 >> h;
  if (!cin)
    return 1;

  // w and l between 1 and 120
  if (w < 1 || w > 120)
    return 2;
  if (l < 1 || l > 120)
    return 3;
  // r between 1 and 5
  if (r < 1 || r > 5)
    return 4;
  // x1 x2 x3 between r and w-r
  if (x1 < r || x1 > w-r)
    return 5;
  if (x2 < r || x2 > w-r)
    return 6;
  if (x3 < r || x3 > w-r)
    return 7;
  // y1 y2 y3 between h+r and l-r
  if (y1 < h+r || y1 > l-r)
    return 5;
  if (y2 < h+r || y2 > l-r)
    return 6;
  if (y3 < h+r || y3 > l-r)
    return 7;

  // no overlap
  if ((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1) < r*r)
    return 8;
  if ((x3-x1)*(x3-x1)+(y3-y1)*(y3-y1) < r*r)
    return 9;
  if ((x3-x2)*(x3-x2)+(y3-y2)*(y3-y2) < r*r)
    return 10;

  // we win!
  return 42;
}