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leetcode-algorithms/src/InvertBinaryTree.java at master · anishLearnsToCode/leetcode-algorithms · GitHub
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leetcode-algorithms
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InvertBinaryTree.java
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InvertBinaryTree.java
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public
class
InvertBinaryTree
{
public
static
TreeNode
invertTree
(
TreeNode
root
) {
if
(
root
==
null
) {
return
null
;
}
swap
(
root
);
invertTree
(
root
.
left
);
invertTree
(
root
.
right
);
return
root
;
}
private
static
void
swap
(
TreeNode
root
) {
TreeNode
temp
=
root
.
left
;
root
.
left
=
root
.
right
;
root
.
right
=
temp
;
}
}
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