Interview Prep/Companies/Visa

Visa

84 questions tracked80 with solutions

🔍

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

Showing 84 of 84 questions

HardLength of Longest V-Shaped Diagonal Segment✓ Our Solution

100

ArrayDynamic ProgrammingMemoizationMatrix

LeetCode ↗34% acc.

EasyTwo Sum✓ Our Solution

ArrayHash Table

LeetCode ↗56% acc.

EasySplit the Array✓ Our Solution

ArrayHash TableCounting

LeetCode ↗59% acc.

MediumRotating the Box✓ Our Solution

ArrayTwo PointersMatrix

LeetCode ↗79% acc.

Medium3Sum✓ Our Solution

ArrayTwo PointersSorting

LeetCode ↗37% acc.

EasyBest Time to Buy and Sell Stock✓ Our Solution

ArrayDynamic Programming

LeetCode ↗55% acc.

EasyCreate Target Array in the Given Order✓ Our Solution

ArraySimulation

LeetCode ↗86% acc.

MediumLongest Substring Without Repeating Characters✓ Our Solution

Hash TableStringSliding Window

LeetCode ↗37% acc.

MediumMaximum Number of Events That Can Be Attended✓ Our Solution

ArrayGreedySortingHeap (Priority Queue)

LeetCode ↗33% acc.

MediumMatch Alphanumerical Pattern in Matrix I

ArrayHash TableStringMatrix

LeetCode ↗64% acc.

EasyOdd String Difference✓ Our Solution

ArrayHash TableString

LeetCode ↗61% acc.

MediumGroup Anagrams✓ Our Solution

ArrayHash TableStringSorting

LeetCode ↗71% acc.

HardEarliest Possible Day of Full Bloom✓ Our Solution

ArrayGreedySorting

LeetCode ↗71% acc.

EasyDivisor Game✓ Our Solution

MathDynamic ProgrammingBrainteaserGame Theory

LeetCode ↗70% acc.

HardBlock Placement Queries✓ Our Solution

ArrayBinary SearchBinary Indexed TreeSegment Tree

LeetCode ↗17% acc.

EasyTwo Furthest Houses With Different Colors✓ Our Solution

ArrayGreedy

LeetCode ↗66% acc.

MediumCount Nodes With the Highest Score✓ Our Solution

ArrayTreeDepth-First SearchBinary Tree

LeetCode ↗51% acc.

MediumLRU Cache✓ Our Solution

Hash TableLinked ListDesignDoubly-Linked List

LeetCode ↗45% acc.

EasyLongest Common Prefix✓ Our Solution

StringTrie

LeetCode ↗45% acc.

HardTrapping Rain Water✓ Our Solution

ArrayTwo PointersDynamic ProgrammingStack+1

LeetCode ↗65% acc.

MediumSearch in Rotated Sorted Array✓ Our Solution

ArrayBinary Search

LeetCode ↗43% acc.

EasyValid Parentheses✓ Our Solution

StringStack

LeetCode ↗42% acc.

HardText Justification✓ Our Solution

ArrayStringSimulation

LeetCode ↗48% acc.

MediumSimplify Path✓ Our Solution

StringStack

LeetCode ↗48% acc.

MediumNumber of Islands✓ Our Solution

ArrayDepth-First SearchBreadth-First SearchUnion Find+1

LeetCode ↗62% acc.

MediumMerge Intervals✓ Our Solution

ArraySorting

LeetCode ↗49% acc.

MediumWalls and Gates

ArrayBreadth-First SearchMatrix

LeetCode ↗63% acc.

MediumMinimum Operations to Write the Letter Y on a Grid✓ Our Solution

ArrayHash TableMatrixCounting

LeetCode ↗62% acc.

MediumLongest Palindromic Substring✓ Our Solution

Two PointersStringDynamic Programming

LeetCode ↗36% acc.

MediumNumber of Adjacent Elements With the Same Color✓ Our Solution

Array

LeetCode ↗56% acc.

MediumDaily Temperatures✓ Our Solution

ArrayStackMonotonic Stack

LeetCode ↗67% acc.

EasyReverse Linked List✓ Our Solution

Linked ListRecursion

LeetCode ↗79% acc.

MediumCourse Schedule✓ Our Solution

Depth-First SearchBreadth-First SearchGraphTopological Sort

LeetCode ↗49% acc.

MediumLongest Continuous Subarray With Absolute Diff Less Than or Equal to Limit✓ Our Solution

ArrayQueueSliding WindowHeap (Priority Queue)+2

LeetCode ↗57% acc.

MediumReverse Words in a String✓ Our Solution

Two PointersString

LeetCode ↗52% acc.

MediumMaximum Subarray✓ Our Solution

ArrayDivide and ConquerDynamic Programming

LeetCode ↗52% acc.

HardWord Ladder✓ Our Solution

Hash TableStringBreadth-First Search

LeetCode ↗43% acc.

MediumTop K Frequent Elements✓ Our Solution

ArrayHash TableDivide and ConquerSorting+4

LeetCode ↗65% acc.

MediumNumber of Black Blocks✓ Our Solution

ArrayHash TableEnumeration

LeetCode ↗39% acc.

MediumRestore IP Addresses✓ Our Solution

StringBacktracking

LeetCode ↗53% acc.

MediumFind Peak Element✓ Our Solution

ArrayBinary Search

LeetCode ↗47% acc.

EasyRoman to Integer✓ Our Solution

Hash TableMathString

LeetCode ↗65% acc.

MediumCheck If Array Pairs Are Divisible by k✓ Our Solution

ArrayHash TableCounting

LeetCode ↗46% acc.

HardReverse Nodes in k-Group✓ Our Solution

Linked ListRecursion

LeetCode ↗63% acc.

MediumWord Search✓ Our Solution

ArrayStringBacktrackingDepth-First Search+1

LeetCode ↗45% acc.

EasyRotate String✓ Our Solution

StringString Matching

LeetCode ↗64% acc.

EasyDiameter of Binary Tree✓ Our Solution

TreeDepth-First SearchBinary Tree

LeetCode ↗64% acc.

HardShortest Palindrome✓ Our Solution

StringRolling HashString MatchingHash Function

LeetCode ↗41% acc.

MediumLargest Number✓ Our Solution

ArrayStringGreedySorting

LeetCode ↗41% acc.

MediumBrightest Position on Street

ArraySortingPrefix SumOrdered Set

LeetCode ↗61% acc.

MediumValid Sudoku✓ Our Solution

ArrayHash TableMatrix

LeetCode ↗62% acc.

MediumSum Root to Leaf Numbers✓ Our Solution

TreeDepth-First SearchBinary Tree

LeetCode ↗69% acc.

EasyContains Duplicate✓ Our Solution

ArrayHash TableSorting

LeetCode ↗63% acc.

MediumPartition Equal Subset Sum✓ Our Solution

ArrayDynamic Programming

LeetCode ↗48% acc.

MediumNumber of Matching Subsequences✓ Our Solution

ArrayHash TableStringBinary Search+3

LeetCode ↗51% acc.

MediumEdit Distance✓ Our Solution

StringDynamic Programming

LeetCode ↗59% acc.

MediumInteger to Roman✓ Our Solution

Hash TableMathString

LeetCode ↗69% acc.

MediumHouse Robber II✓ Our Solution

ArrayDynamic Programming

LeetCode ↗44% acc.

EasySubstrings of Size Three with Distinct Characters✓ Our Solution

Hash TableStringSliding WindowCounting

LeetCode ↗75% acc.

MediumNumber of Subarrays That Match a Pattern I✓ Our Solution

ArrayRolling HashString MatchingHash Function

LeetCode ↗67% acc.

EasyMerge Two Sorted Lists✓ Our Solution

Linked ListRecursion

LeetCode ↗67% acc.

MediumCandy Crush

ArrayTwo PointersMatrixSimulation

LeetCode ↗77% acc.

MediumFind the Length of the Longest Common Prefix✓ Our Solution

ArrayHash TableStringTrie

LeetCode ↗56% acc.

HardSliding Window Maximum✓ Our Solution

ArrayQueueSliding WindowHeap (Priority Queue)+1

LeetCode ↗48% acc.

EasyImage Smoother✓ Our Solution

ArrayMatrix

LeetCode ↗68% acc.

EasyPlus One✓ Our Solution

ArrayMath

LeetCode ↗48% acc.

MediumSearch a 2D Matrix✓ Our Solution

ArrayBinary SearchMatrix

LeetCode ↗52% acc.

MediumBest Time to Buy and Sell Stock with Cooldown✓ Our Solution

ArrayDynamic Programming

LeetCode ↗60% acc.

HardSplit Message Based on Limit✓ Our Solution

StringBinary SearchEnumeration

LeetCode ↗43% acc.

HardFind Servers That Handled Most Number of Requests✓ Our Solution

ArrayGreedyHeap (Priority Queue)Ordered Set

LeetCode ↗44% acc.

HardBinary Tree Cameras✓ Our Solution

Dynamic ProgrammingTreeDepth-First SearchBinary Tree

LeetCode ↗47% acc.

MediumFind Score of an Array After Marking All Elements✓ Our Solution

ArrayHash TableSortingHeap (Priority Queue)+1

LeetCode ↗64% acc.

MediumSpiral Matrix✓ Our Solution

ArrayMatrixSimulation

LeetCode ↗54% acc.

EasyPalindrome Number✓ Our Solution

Math

LeetCode ↗59% acc.

MediumK Closest Points to Origin✓ Our Solution

ArrayMathDivide and ConquerGeometry+3

LeetCode ↗68% acc.

MediumSecond Highest Salary✓ Our Solution

Database

LeetCode ↗44% acc.

EasyValid Palindrome✓ Our Solution

Two PointersString

LeetCode ↗51% acc.

MediumRotate Array✓ Our Solution

ArrayMathTwo Pointers

LeetCode ↗43% acc.

EasyValid Anagram✓ Our Solution

Hash TableStringSorting

LeetCode ↗67% acc.

HardBest Time to Buy and Sell Stock III✓ Our Solution

ArrayDynamic Programming

LeetCode ↗51% acc.

HardMedian of Two Sorted Arrays✓ Our Solution

ArrayBinary SearchDivide and Conquer

LeetCode ↗44% acc.

MediumMinimum Time Difference✓ Our Solution

ArrayMathStringSorting

LeetCode ↗62% acc.

MediumContainer With Most Water✓ Our Solution

ArrayTwo PointersGreedy

LeetCode ↗58% acc.

HardLFU Cache✓ Our Solution

Hash TableLinked ListDesignDoubly-Linked List

LeetCode ↗47% acc.