title: Check Two Given Circles Touch Intersect
signature: function checkTwoGivenCirclesTouchIntersect($x1, $y1, $x2, $y2, $r1, $r2) {
source_py: def check_two_given_circles_touch_intersect(x1, y1, x2, y2, r1, r2):
      distSq = (((x1 - x2) * (x1 - x2)) + ((y1 - y2) * (y1 - y2)))
      radSumSq = ((r1 + r2) * (r1 + r2))
      if (distSq == radSumSq):
          return 1
      elif (distSq > radSumSq):
          return (- 1)
      else:
          return 0
source_cpp: int check_two_given_circles_touch_intersect(int x1, int y1, int x2, int y2, int r1, int r2) {
    int distSq = ( x1 - x2 ) * ( x1 - x2 ) + ( y1 - y2 ) * ( y1 - y2 );
    int radSumSq = ( r1 + r2 ) * ( r1 + r2 );
    if ( distSq == radSumSq ) return 1;
    else if ( distSq > radSumSq ) return - 1;
    else return 0;
  }