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add Lowest Common Ancestor algorithm #258

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add Lowest Common Ancestor algorithm #258

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aba089c
add Lowest Common Ancestor algorithm
orist22 Dec 5, 2018
dbee69f
update lowestCommonAncestor.js
orist22 Dec 5, 2018
5c6b4f2
updata lowest common ancestor.js
orist22 Dec 5, 2018
643d6b2
update lower common ancestor js
orist22 Dec 5, 2018
07602b9
update LCA algorithm
orist22 Dec 5, 2018
ee00302
update LCA algorithm
orist22 Dec 5, 2018
72f49d8
update LCA algorithm
orist22 Dec 5, 2018
17f3b8f
update LCA algorithms
orist22 Dec 5, 2018
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updata lowest common ancestor.js
@orist22
orist22 committed Dec 5, 2018
commit 5c6b4f23e42f7676fa8642e284e658a42c63721e
2 changes: 1 addition & 1 deletion src/algorithms/tree/lowest-common-ancestor/lowestCommonAncestor.js
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Original file line number Diff line number Diff line change
@@ -28,7 +28,7 @@ export default function lca(rootNode, firstNode, secondNode) {
const firstDepth = calcDepth(firstNode);
const secondDepth = calcDepth(secondNode);

for (int i = 0; i < Math.abs(firstDepth - secondDepth); i++) {
for (let i = 0; i < Math.abs(firstDepth - secondDepth); i++) {
if (firstDepth > secondDepth)
firstNode = firstNode.parent;
else