public static void Main(string[] args) { int[] arr = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }; int item = 2; var res = BinarySearch.BinarySearcher(arr, item); Console.WriteLine("result! {0}", res); var list = new List <int> { 3, 5, 2, 1, 4, 7, 9, 6, 8 }; var resSort = SelectionSort.SelectionSorter(list); }