public void Test1()
{
// Arrange
var node4 = new Solution.TreeNode(3);
var node5 = new Solution.TreeNode(7);
var node2 = new Solution.TreeNode(5, node4, node5);
var node6 = new Solution.TreeNode(18);
var node3 = new Solution.TreeNode(15, null, node6);
var node1 = new Solution.TreeNode(10, node2, node3);
// Act
var result = new Solution().RangeSumBST(node1, 7, 15);
// Assert
Assert.AreEqual(32, result);
}
public void Test2()
{
// Arrange
var node18 = new Solution.TreeNode(18);
var node13 = new Solution.TreeNode(13);
var node15 = new Solution.TreeNode(15, node13, node18);
var node6 = new Solution.TreeNode(6);
var node7 = new Solution.TreeNode(7, node6);
var node1 = new Solution.TreeNode(1);
var node3 = new Solution.TreeNode(3, node1);
var node5 = new Solution.TreeNode(5, node3, node7);
var node10 = new Solution.TreeNode(10, node5, node15);
// Act
var result = new Solution().RangeSumBST(node10, 6, 10);
// Assert
Assert.AreEqual(23, result);
}