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leetcode-algorithms/src/BinaryTreeTilt.java at master · anishLearnsToCode/leetcode-algorithms · GitHub
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leetcode-algorithms
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src
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BinaryTreeTilt.java
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BinaryTreeTilt.java
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public
class
BinaryTreeTilt
{
public
int
sumTilts
=
0
;
public
int
findTilt
(
TreeNode
root
) {
computeTilt
(
root
);
return
sumTilts
;
}
private
int
computeTilt
(
TreeNode
root
) {
if
(
root
==
null
)
return
0
;
int
leftSum
=
computeTilt
(
root
.
left
);
int
rightSum
=
computeTilt
(
root
.
right
);
sumTilts
+=
Math
.
abs
(
leftSum
-
rightSum
);
return
leftSum
+
rightSum
+
root
.
val
;
}
}
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