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Codesignal Coding Solutions

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### [CodeSignal](https://codesignal.com/)
#### Coding Score: 765 (Top 5%)

These are solutions to the CodeSignal Problems. Also some problems from its Arcade. These problems address Data Structures including graphs, arrays, linked lists, hash tables, trees (basic and advanced), heaps, stacks, and queues.

### [Graphs](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs)
  + [hasDeadlock](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs/hasDeadlock)
  + [singlePointOfFailure](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs/singlePointOfFailure)
  + [feedingTime](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs/feedingTime)
  + [flightPlan](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs/flightPlan)
  + [currencyArbitrage](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Graphs/currencyArbitrage)
  
  ### [Trees: Advanced](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Advanced)
  + [treeDiameter](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Advanced/treeDiameter)
  + [mostFrequentSum](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Advanced/mostFrequentSum)
  + [networkWires](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Advanced/networkWires)
  + [hierarchiesCount](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Advanced/hierarchiesCount)
  ### [Arrays](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays)
  + [firstDuplicate](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays/firstDuplicate)
  + [firstNotRepeatingCharacter](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays/firstNotRepeatingCharacter)
  + [rotateImage](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays/rotateImage)
  + [sudoku2](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays/sudoku2)
  + [isCryptSolution](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Arrays/isCryptSolution)
  
  ### [LinkedLists](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists)
  + [removeKFromList](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/removeKFromList)
  + [isListPalindrome](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/isListPalindrome)
  + [addTwoHugeNumbers](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/addTwoHugeNumbers)
  + [mergeTwoLinkedLists](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/mergeTwoLinkedLists)
  + [reverseNodesInKGroups](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/reverseNodesInKGroups)
  + [rearrangeLastN](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/LinkedLists/rearrangeLastN)
  
  ### [Hash Tables](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic)
  + [groupingDishes](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables/groupingDishes)
  + [areFollowingPatterns](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables/areFollowingPatterns)
  + [containsCloseNums](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables/containsCloseNums)
  + [possibleSums](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables/possibleSums)
  + [swapLexOrder](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables/swapLexOrder)

### [Trees: Basic](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Hash%20Tables)
  + [hasPathWithGivenSum](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/hasPathWithGivenSum)
  + [isTreeSymmetric](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/isTreeSymmetric)
  + [findProfession](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/findProfession)
  + [kthSmallestInBST](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/kthSmallestInBST)
  + [isSubtree](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/isSubtree)
  + [restoreBinaryTree](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/restoreBinaryTree)
  + [findSubstrings](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/findSubstrings)
  + [deleteFromBST](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Trees-%20Basic/deleteFromBST)
  
  ### [Heaps, Stacks, Queues](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues)
  + [kthLargestElement](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/kthLargestElement)
  + [simplifyPath](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/simplifyPath)
  + [decodeString](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/decodeString)
  + [nextLarger](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/nextLarger)
  + [minimumOnStack](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/minimumOnStack)
  + [countClouds](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/countClouds)
  + [nearestGreater](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Heaps-%20Stacks-%20Queues/nearestGreater)
  
  ### [Depth-First Search & Breadth-First Search](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search)
  + [traverseTree](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search/traverseTree)
  + [largestValuesInTreeRows](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search/largestValuesInTreeRows)
  + [digitTreeSum](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search/digitTreeSum)
  + [longestPath](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search/longestPath)
  + [graphDistances](https://github.com/kah-ve/codesignal/tree/master/CodingTasks/Depth-First%20Search%20-%20Breadth-First%20Search/graphDistances)

# [Arcade](https://github.com/kah-ve/codesignal/tree/master/Arcade)
+ [checkPalindrome](https://github.com/kah-ve/codesignal/tree/master/Arcade/checkPalindrome)
+ [adjacentElementsProduct](https://github.com/kah-ve/codesignal/tree/master/Arcade/adjacentElementsProduct)
+ [shapeArea](https://github.com/kah-ve/codesignal/tree/master/Arcade/shapeArea)
+ [Make Array Consecutive 2](https://github.com/kah-ve/codesignal/tree/master/Arcade/MakeArrayConsecutive2)
+ [almostIncreasingSequence](https://github.com/kah-ve/codesignal/tree/master/Arcade/almostIncreasingSequence)
+ [matrixElementsSum](https://github.com/kah-ve/codesignal/tree/master/Arcade/matrixElementsSum)

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