Just posted this code for people that may need it. Because I cannot post the whole code.

Just posted this code for people that may need it. Because I cannot post the whole code.

Assuming array contains your values:
var array = new List<int>() {33,55}; // fill the array as above
var result = array.OrderByDescending(x => x).Take(5);
Also works for
var array = new int[] { 33, 55 }; // fill the array as above
Lists are preferred to arrays where possible.