IXL

17 questions tracked15 with solutions

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

Showing 17 of 17 questions

EasyRange Addition II✓ Our Solution

100

ArrayMath

LeetCode ↗57% acc.

MediumFraction Addition and Subtraction✓ Our Solution

MathStringSimulation

LeetCode ↗66% acc.

EasyPalindrome Linked List✓ Our Solution

Linked ListTwo PointersStackRecursion

LeetCode ↗56% acc.

HardStickers to Spell Word✓ Our Solution

ArrayHash TableStringDynamic Programming+4

LeetCode ↗50% acc.

HardMerge k Sorted Lists✓ Our Solution

Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort

LeetCode ↗57% acc.

MediumMerge Intervals✓ Our Solution

ArraySorting

LeetCode ↗49% acc.

MediumDesign Snake Game

ArrayHash TableDesignQueue+1

LeetCode ↗40% acc.

MediumFind the Derangement of An Array

MathDynamic ProgrammingCombinatorics

LeetCode ↗42% acc.

MediumFraction to Recurring Decimal✓ Our Solution

Hash TableMathString

LeetCode ↗26% acc.

HardFind Median from Data Stream✓ Our Solution

Two PointersDesignSortingHeap (Priority Queue)+1

LeetCode ↗53% acc.

MediumMinimum Number of Steps to Make Two Strings Anagram✓ Our Solution

Hash TableStringCounting

LeetCode ↗82% acc.

MediumFind Peak Element✓ Our Solution

ArrayBinary Search

LeetCode ↗47% acc.

Easy1-bit and 2-bit Characters✓ Our Solution

Array

LeetCode ↗45% acc.

MediumBasic Calculator II✓ Our Solution

MathStringStack

LeetCode ↗46% acc.

MediumInsert Delete GetRandom O(1)✓ Our Solution

ArrayHash TableMathDesign+1

LeetCode ↗55% acc.

MediumMaximum Area of a Piece of Cake After Horizontal and Vertical Cuts✓ Our Solution

ArrayGreedySorting

LeetCode ↗41% acc.

MediumCourse Schedule✓ Our Solution

Depth-First SearchBreadth-First SearchGraphTopological Sort

LeetCode ↗49% acc.