Hello, I have this exercise that Im stuck with, thank u for ur help ( C#)

Write a program that enters 2 arrays of 10 integers tab1 and tab2. The program must put in a third table tab3 the fusion of the tables tab1 and tab2. We will copy in the 10 first cells of tab3 the array tab1, in the last ten the array tab2. The program then displays the table tab3.