21 lines
314 B
Go
21 lines
314 B
Go
package main
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type TreeNode struct {
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Val int
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Left *TreeNode
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Right *TreeNode
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}
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func main() {
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}
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func invertTree(root *TreeNode) *TreeNode {
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if root == nil {
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return nil
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}
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root.Left, root.Right = invertTree(root.Left), invertTree(root.Right)
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root.Left, root.Right = root.Right, root.Left
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return root
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}
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