gistfile1.h

=#define STEP_DELAY 50

void turnRight();
void turnAround();
int moveUntilWall();
void moveToCenter();

int main() {
	turnOn("middleearth2.kw");
	setStepDelay(STEP_DELAY);

  moveToCenter();
  
  turnLeft();
  
  moveToCenter();
  
  turnOff();
}

void moveToCenter() {
  moveUntilWall();
  turnAround();
  
  int worldSize = moveUntilWall();
  turnAround();
  
  int center = worldSize/2;
  
  while(center--) {
    movek();
  }
}

int moveUntilWall() {
  int distanceMade = 0;
  while(frontIsClear()) {
    distanceMade++;
    movek();
  }
  
  return distanceMade;
}

void turnRight() {
  setStepDelay(0);
  turnLeft();
  turnLeft();
  turnLeft();
  setStepDelay(STEP_DELAY);
}

void turnAround() {
  setStepDelay(0);
  turnLeft();
  turnLeft();
  setStepDelay(STEP_DELAY);
}