How can I pass an array of user defined type by referance in c++?

  arrays, c++, function

I am making a game of chips and i am asked to use a user defined type as following

struct players 
   string playerName; 
   int noOfWins; 

then pass an array of 2 element of this structured type to get and save players names
I have used Google and found nothing i can make sense of it
any help ?

Source: Windows Questions C++