hi i'm new and need help pleas!!

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C#

hi every one,

i took a optional module c# and i thought it would be easy i don't have any back ground in programming tha's my problem! so i would really appreaciate your help.

i need to make five chatting room and a server that can all communicate which each other with some security.

i had searched alto and i have a book for c# but as i said i'm reading codes that i can understand most of them.

not:
i know how to make one client with serve but (5) i don't know and how the server can send to the client!

thankx

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thankx for your comments all. finally i've creat one server and four client . my second quastions please how can i know where to put the reset of the functions and how to connect all the client whith each others. what i mean whith that i have the
1)threating function
2)P2P function
3) security network function



my problem i don't know where to put them in the server and in the client's.

waiting to read your answer thankx.