Given an array A of positive lengths, return the largest perimeter of a triangle with non-zero area, formed from 3 of these lengths. If it is impossible to form any triangle of non-zero area, return 0. Example 1: Input: [2,1,2] Output: 5 Example 2: I…
public class Solution { public int LargestPerimeter(int[] A) { var list = A.OrderByDescending(x => x).ToList(); var length = list.Count; ) { ; } ; i <= length - ; i++) { //Console.WriteLine(i); ).ToList(); ]; ]; ]; if (a < b + c && b <…