Interview Prep/Companies/Salesforce

Salesforce

100 questions tracked94 with solutions

🔍

Frequency scoreSorted highest → lowest frequency✓ Our Solution = we have a detailed walkthrough

Showing 100 of 100 questions

MediumWord Break✓ Our Solution

ArrayHash TableStringDynamic Programming+2

LeetCode ↗48% acc.

MediumSubarray Product Less Than K✓ Our Solution

ArrayBinary SearchSliding WindowPrefix Sum

LeetCode ↗53% acc.

MediumString Compression✓ Our Solution

Two PointersString

LeetCode ↗58% acc.

HardLFU Cache✓ Our Solution

Hash TableLinked ListDesignDoubly-Linked List

LeetCode ↗47% acc.

HardDistinct Subsequences✓ Our Solution

StringDynamic Programming

LeetCode ↗50% acc.

MediumMerge Intervals✓ Our Solution

ArraySorting

LeetCode ↗49% acc.

MediumLRU Cache✓ Our Solution

Hash TableLinked ListDesignDoubly-Linked List

LeetCode ↗45% acc.

MediumGroup Anagrams✓ Our Solution

ArrayHash TableStringSorting

LeetCode ↗71% acc.

MediumNumber of Islands✓ Our Solution

ArrayDepth-First SearchBreadth-First SearchUnion Find+1

LeetCode ↗62% acc.

MediumLongest Substring Without Repeating Characters✓ Our Solution

Hash TableStringSliding Window

LeetCode ↗37% acc.

HardMaximum Frequency Stack✓ Our Solution

Hash TableStackDesignOrdered Set

LeetCode ↗66% acc.

MediumCount the Number of Fair Pairs✓ Our Solution

ArrayTwo PointersBinary SearchSorting

LeetCode ↗53% acc.

MediumPalindromic Substrings✓ Our Solution

Two PointersStringDynamic Programming

LeetCode ↗72% acc.

HardDesign a Text Editor✓ Our Solution

Linked ListStringStackDesign+2

LeetCode ↗47% acc.

EasyHeight Checker✓ Our Solution

ArraySortingCounting Sort

LeetCode ↗81% acc.

EasyCheck If a Number Is Majority Element in a Sorted Array

ArrayBinary Search

LeetCode ↗59% acc.

MediumBeautiful Towers I✓ Our Solution

ArrayStackMonotonic Stack

LeetCode ↗43% acc.

MediumBeautiful Towers II✓ Our Solution

ArrayStackMonotonic Stack

LeetCode ↗35% acc.

MediumCourse Schedule II✓ Our Solution

Depth-First SearchBreadth-First SearchGraphTopological Sort

LeetCode ↗53% acc.

EasyCheck Whether Two Strings are Almost Equivalent✓ Our Solution

Hash TableStringCounting

LeetCode ↗64% acc.

HardSplit Array Largest Sum✓ Our Solution

ArrayBinary SearchDynamic ProgrammingGreedy+1

LeetCode ↗58% acc.

EasyBest Time to Buy and Sell Stock✓ Our Solution

ArrayDynamic Programming

LeetCode ↗55% acc.

EasyValid Parentheses✓ Our Solution

StringStack

LeetCode ↗42% acc.

HardTrapping Rain Water✓ Our Solution

ArrayTwo PointersDynamic ProgrammingStack+1

LeetCode ↗65% acc.

MediumKth Largest Element in an Array✓ Our Solution

ArrayDivide and ConquerSortingHeap (Priority Queue)+1

LeetCode ↗68% acc.

MediumBeautiful Arrangement✓ Our Solution

ArrayDynamic ProgrammingBacktrackingBit Manipulation+1

LeetCode ↗65% acc.

HardBinary Tree Maximum Path Sum✓ Our Solution

Dynamic ProgrammingTreeDepth-First SearchBinary Tree

LeetCode ↗41% acc.

EasyMaximum Product of Three Numbers✓ Our Solution

ArrayMathSorting

LeetCode ↗45% acc.

MediumInteger to Roman✓ Our Solution

Hash TableMathString

LeetCode ↗69% acc.

MediumAsteroid Collision✓ Our Solution

ArrayStackSimulation

LeetCode ↗46% acc.

MediumLargest Number✓ Our Solution

ArrayStringGreedySorting

LeetCode ↗41% acc.

Medium3Sum✓ Our Solution

ArrayTwo PointersSorting

LeetCode ↗37% acc.

MediumCoin Change✓ Our Solution

ArrayDynamic ProgrammingBreadth-First Search

LeetCode ↗46% acc.

MediumMeeting Rooms II

ArrayTwo PointersGreedySorting+2

LeetCode ↗52% acc.

MediumTask Scheduler✓ Our Solution

ArrayHash TableGreedySorting+2

LeetCode ↗62% acc.

MediumLongest Palindromic Substring✓ Our Solution

Two PointersStringDynamic Programming

LeetCode ↗36% acc.

HardMinimum Window Substring✓ Our Solution

Hash TableStringSliding Window

LeetCode ↗45% acc.

HardCount Palindromic Subsequences✓ Our Solution

StringDynamic Programming

LeetCode ↗39% acc.

MediumValidate Binary Search Tree✓ Our Solution

TreeDepth-First SearchBinary Search TreeBinary Tree

LeetCode ↗34% acc.

MediumTop K Frequent Elements✓ Our Solution

ArrayHash TableDivide and ConquerSorting+4

LeetCode ↗65% acc.

MediumDecode Ways✓ Our Solution

StringDynamic Programming

LeetCode ↗37% acc.

MediumMin Stack✓ Our Solution

StackDesign

LeetCode ↗56% acc.

MediumMaximal Square✓ Our Solution

ArrayDynamic ProgrammingMatrix

LeetCode ↗49% acc.

HardIPO✓ Our Solution

ArrayGreedySortingHeap (Priority Queue)

LeetCode ↗53% acc.

MediumMaximize Greatness of an Array✓ Our Solution

ArrayTwo PointersGreedySorting

LeetCode ↗59% acc.

MediumProduct of Array Except Self✓ Our Solution

ArrayPrefix Sum

LeetCode ↗68% acc.

MediumReconstruct Original Digits from English✓ Our Solution

Hash TableMathString

LeetCode ↗52% acc.

EasyIs Subsequence✓ Our Solution

Two PointersStringDynamic Programming

LeetCode ↗48% acc.

HardPartition Array Into Two Arrays to Minimize Sum Difference✓ Our Solution

ArrayTwo PointersBinary SearchDynamic Programming+3

LeetCode ↗22% acc.

MediumSearch in Rotated Sorted Array✓ Our Solution

ArrayBinary Search

LeetCode ↗43% acc.

EasyCount Binary Substrings✓ Our Solution

Two PointersString

LeetCode ↗66% acc.

MediumDecode String✓ Our Solution

StringStackRecursion

LeetCode ↗61% acc.

EasyDegree of an Array✓ Our Solution

ArrayHash Table

LeetCode ↗57% acc.

MediumCombination Sum✓ Our Solution

ArrayBacktracking

LeetCode ↗75% acc.

MediumJump Game✓ Our Solution

ArrayDynamic ProgrammingGreedy

LeetCode ↗39% acc.

MediumDaily Temperatures✓ Our Solution

ArrayStackMonotonic Stack

LeetCode ↗67% acc.

MediumMax Area of Island✓ Our Solution

ArrayDepth-First SearchBreadth-First SearchUnion Find+1

LeetCode ↗73% acc.

MediumPopulating Next Right Pointers in Each Node✓ Our Solution

Linked ListTreeDepth-First SearchBreadth-First Search+1

LeetCode ↗65% acc.

MediumCapacity To Ship Packages Within D Days✓ Our Solution

ArrayBinary Search

LeetCode ↗72% acc.

MediumContainer With Most Water✓ Our Solution

ArrayTwo PointersGreedy

LeetCode ↗58% acc.

HardMerge k Sorted Lists✓ Our Solution

Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort

LeetCode ↗57% acc.

EasyRoman to Integer✓ Our Solution

Hash TableMathString

LeetCode ↗65% acc.

MediumRotting Oranges✓ Our Solution

ArrayBreadth-First SearchMatrix

LeetCode ↗57% acc.

MediumSmallest Subtree with all the Deepest Nodes✓ Our Solution

Hash TableTreeDepth-First SearchBreadth-First Search+1

LeetCode ↗72% acc.

HardDesign In-Memory File System

Hash TableStringDesignTrie+1

LeetCode ↗48% acc.

MediumPow(x, n)✓ Our Solution

MathRecursion

LeetCode ↗37% acc.

HardFind Median from Data Stream✓ Our Solution

Two PointersDesignSortingHeap (Priority Queue)+1

LeetCode ↗53% acc.

MediumLowest Common Ancestor of a Binary Tree✓ Our Solution

TreeDepth-First SearchBinary Tree

LeetCode ↗67% acc.

EasyMove Zeroes✓ Our Solution

ArrayTwo Pointers

LeetCode ↗63% acc.

MediumHouse Robber✓ Our Solution

ArrayDynamic Programming

LeetCode ↗52% acc.

MediumKth Smallest Element in a Sorted Matrix✓ Our Solution

ArrayBinary SearchSortingHeap (Priority Queue)+1

LeetCode ↗64% acc.

MediumConstruct Binary Tree from Preorder and Inorder Traversal✓ Our Solution

ArrayHash TableDivide and ConquerTree+1

LeetCode ↗67% acc.

EasyMaximum Difference Between Increasing Elements✓ Our Solution

Array

LeetCode ↗66% acc.

MediumGraph Valid Tree

Depth-First SearchBreadth-First SearchUnion FindGraph

LeetCode ↗49% acc.

HardSerialize and Deserialize Binary Tree✓ Our Solution

StringTreeDepth-First SearchBreadth-First Search+2

LeetCode ↗59% acc.

HardWildcard Matching✓ Our Solution

StringDynamic ProgrammingGreedyRecursion

LeetCode ↗30% acc.

MediumRange Addition

ArrayPrefix Sum

LeetCode ↗72% acc.

HardFirst Missing Positive✓ Our Solution

ArrayHash Table

LeetCode ↗41% acc.

MediumSort Colors✓ Our Solution

ArrayTwo PointersSorting

LeetCode ↗68% acc.

MediumSubsets✓ Our Solution

ArrayBacktrackingBit Manipulation

LeetCode ↗81% acc.

MediumMinimum Path Sum✓ Our Solution

ArrayDynamic ProgrammingMatrix

LeetCode ↗66% acc.

MediumBest Time to Buy and Sell Stock II✓ Our Solution

ArrayDynamic ProgrammingGreedy

LeetCode ↗70% acc.

MediumPairs of Songs With Total Durations Divisible by 60✓ Our Solution

ArrayHash TableCounting

LeetCode ↗53% acc.

HardStream of Characters✓ Our Solution

ArrayStringDesignTrie+1

LeetCode ↗51% acc.

MediumFlatten Binary Tree to Linked List✓ Our Solution

Linked ListStackTreeDepth-First Search+1

LeetCode ↗69% acc.

MediumNumber of Matching Subsequences✓ Our Solution

ArrayHash TableStringBinary Search+3

LeetCode ↗51% acc.

MediumTriangle✓ Our Solution

ArrayDynamic Programming

LeetCode ↗59% acc.

MediumInsert Delete GetRandom O(1)✓ Our Solution

ArrayHash TableMathDesign+1

LeetCode ↗55% acc.

EasyMajority Element✓ Our Solution

ArrayHash TableDivide and ConquerSorting+1

LeetCode ↗66% acc.

EasyIsomorphic Strings✓ Our Solution

Hash TableString

LeetCode ↗47% acc.

Medium2 Keys Keyboard✓ Our Solution

MathDynamic Programming

LeetCode ↗59% acc.

HardThe Skyline Problem✓ Our Solution

ArrayDivide and ConquerBinary Indexed TreeSegment Tree+3

LeetCode ↗44% acc.

MediumMajority Element II✓ Our Solution

ArrayHash TableSortingCounting

LeetCode ↗54% acc.

MediumDifferent Ways to Add Parentheses✓ Our Solution

MathStringDynamic ProgrammingRecursion+1

LeetCode ↗72% acc.

EasyReverse Words in a String III✓ Our Solution

Two PointersString

LeetCode ↗84% acc.

MediumWalls and Gates

ArrayBreadth-First SearchMatrix

LeetCode ↗63% acc.

HardN-Queens✓ Our Solution

ArrayBacktracking

LeetCode ↗73% acc.

MediumPredict the Winner✓ Our Solution

ArrayMathDynamic ProgrammingRecursion+1

LeetCode ↗56% acc.

HardLongest Valid Parentheses✓ Our Solution

StringDynamic ProgrammingStack

LeetCode ↗36% acc.

100

MediumCount Primes✓ Our Solution

ArrayMathEnumerationNumber Theory

LeetCode ↗35% acc.