public void Initialize() { _tree = new BPlusTree <int, string>(3); var keyValues = new Dictionary <int, string> { [50] = "A", [10] = "B", [100] = "C", [200] = "D", [20] = "E", [300] = "F", [30] = "G", [500] = "H", [250] = "I", [400] = "J", [270] = "K", [600] = "L", [150] = "M", [80] = "N", [60] = "O", [90] = "P" }; _tree.Build(keyValues); }