public static double getElementMod(double attack, double defense)
    {
        double diff = attack - defense;
        if(diff <= 0)
            return 1.0;
        else if(diff < 50)
            return 1.0 + diff * 0.003948;
        else if(diff < 150)
            return 1.2;
        else if(diff < 300)
            return 1.4;
        else
            return 1.7;
    }