public int TransformCell(Field pastF, int x, int y)
 {
     int[] ExistingNeighbors = pastF.GetNeighborsInTwoDirections(x, y);
     int nextState = (pastF.GetCell(x, y) + 1) % StatesNumber;
     foreach (int c in ExistingNeighbors)
     {
         if (c == nextState)
             return nextState;
     }
     return pastF.GetCell(x, y);
 }