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23 lines
304 B

package correct
type TNode struct {
Val int
Left *TNode
Right *TNode
}
func Invert(root *TNode) {
if root != nil {
temp := root.Left
root.Left = root.Right
root.Right = temp
Invert(root.Left)
Invert(root.Right)
}
}
func InvertTree(root *TNode) *TNode {
Invert(root)
return root
}