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Adding bottom view binary tree problem solution #130

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merged 3 commits into from
Oct 24, 2019
Merged

Adding bottom view binary tree problem solution #130

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4fe5c16
Adding bottom view binary tree problem solution
karimelazzouni Oct 23, 2019
1478201
Replace `HashMap` dependency with built-in `Map`
karimelazzouni Oct 23, 2019
5c42a96
Minor fixes
karimelazzouni Oct 24, 2019
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Replace HashMap dependency with built-in Map
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@karimelazzouni
karimelazzouni committed Oct 23, 2019
commit 14782016aa445b25b9fa6d14c9138f29ddb62cdb
5 changes: 0 additions & 5 deletions package-lock.json
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4 changes: 1 addition & 3 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,5 @@
"eslint-plugin-import": "^2.14.0",
"jest": "^25.0.0"
},
"dependencies": {
"hashmap": "^2.4.0"
}
"dependencies": {}
}
3 changes: 1 addition & 2 deletions src/_DataStructures_/Trees/BinaryTree/bottom-view-binary-tree/index.js
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@@ -1,4 +1,3 @@
const HashMap = require('hashmap');
const Queue = require('../../../Queue');

// Determines the bottom view of a binary tree
Expand All @@ -15,7 +14,7 @@ module.exports = function bottomView(binaryTree) {
const horizontalDistance = 0;

// create a map to track most recent visited nodes per hd
const hdToNodeValue = new HashMap();
const hdToNodeValue = new Map();

// perform bfs
const q = new Queue();
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