public void Initialize() { intArneTree = new ArneTree <Int32, Int32>(); for (var index = 0; index < intValidArray.Length;) { var value = random.Next(intValidArray.Length * 2); if (intValidArray.Contains(value)) { continue; } intValidArray[index] = value; index++; } // Add data foreach (var t in intValidArray) { intArneTree.Add(t); } for (var index = 0; index < intInvalidArray.Length;) { var value = random.Next(intValidArray.Length * 2, intValidArray.Length * 4); if (intInvalidArray.Contains(value)) { continue; } intInvalidArray[index] = value; index++; } }