Hudson River Trading

9 questions tracked9 with solutions

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

Showing 9 of 9 questions

EasyDetect Pattern of Length M Repeated K or More Times✓ Our Solution

100

ArrayEnumeration

HardAdd Edges to Make Degrees of All Nodes Even✓ Our Solution

Hash TableGraph

HardLongest Path With Different Adjacent Characters✓ Our Solution

ArrayStringTreeDepth-First Search+2

MediumMaximum Total Importance of Roads✓ Our Solution

GreedyGraphSortingHeap (Priority Queue)

EasyConvert Integer to the Sum of Two No-Zero Integers✓ Our Solution

Math

EasyNumber of Steps to Reduce a Number to Zero✓ Our Solution

MathBit Manipulation

EasyMaximum 69 Number✓ Our Solution

MathGreedy

HardMaximum Score From Grid Operations✓ Our Solution

ArrayDynamic ProgrammingMatrixPrefix Sum

MediumRemove Comments✓ Our Solution

ArrayString