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9 questions tracked7 with solutions

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

Showing 9 of 9 questions

MediumMinimum Cost to Buy Apples

100

ArrayGraphHeap (Priority Queue)Shortest Path

HardMaximum XOR of Two Non-Overlapping Subtrees

100

TreeDepth-First SearchGraphTrie

HardDifference Between Maximum and Minimum Price Sum✓ Our Solution

100

ArrayDynamic ProgrammingTreeDepth-First Search

MediumNumber of Sub-arrays With Odd Sum✓ Our Solution

100

ArrayMathDynamic ProgrammingPrefix Sum

MediumFind the Winner of an Array Game✓ Our Solution

100

ArraySimulation

HardFind Longest Awesome Substring✓ Our Solution

100

Hash TableStringBit Manipulation

MediumMin Cost to Connect All Points✓ Our Solution

100

ArrayUnion FindGraphMinimum Spanning Tree

MediumLargest Submatrix With Rearrangements✓ Our Solution

100

ArrayGreedySortingMatrix

HardBinary Tree Maximum Path Sum✓ Our Solution

Dynamic ProgrammingTreeDepth-First SearchBinary Tree