tính
$S_{1}=C_{2017}^{0}\textrm{}+C_{2017}^{4}\textrm{}+C_{2017}^{8}\textrm{}+...+C_{2017}^{2016}\textrm{}$
$S_{2}=(C_{2017}^{0}\textrm{})^2+(C_{2017}^{1}\textrm{})^2+...+(C_{2017}^{2017}\textrm{})^2$
$S_{3}=1^2C_{2016}^{1}\textrm{}+2^2C_{2016}^{2}\textrm{}+...+2016^2C_{2016}^{2016}\textrm{}$