1 files changed, 30 insertions, 0 deletions
diff --git a/104/main.go b/104/main.go
new file mode 100644
index 0000000..d2646d1
--- /dev/null
+++ b/104/main.go
@@ -0,0 +1,30 @@
+package main
+
+import "fmt"
+
+type TreeNode struct {
+	Val   int
+	Left  *TreeNode
+	Right *TreeNode
+}
+
+func max(a, b int) int {
+	if a > b {
+		return a
+	}
+	return b
+}
+
+func maxDepth(root *TreeNode) int {
+	if root == nil {
+		return 0
+	}
+	ldepth := maxDepth(root.Left)
+	rdepth := maxDepth(root.Right)
+
+	return max(ldepth, rdepth) + 1
+}
+
+func main() {
+	fmt.Println("vim-go")
+}