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OKX

3 questions tracked3 with solutions
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Frequency scoreSorted highest → lowest frequency✓ Our Solution = we have a detailed walkthrough

Showing 3 of 3 questions

1
MediumNumber of Islands✓ Our Solution
100
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
LeetCode ↗62% acc.
2
MediumKth Smallest Element in a Sorted Matrix✓ Our Solution
89
ArrayBinary SearchSortingHeap (Priority Queue)+1
LeetCode ↗64% acc.
3
HardCount Subarrays With Fixed Bounds✓ Our Solution
89
ArrayQueueSliding WindowMonotonic Queue
LeetCode ↗69% acc.