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Searching and Sorting
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Searching and Sorting
Binary search and the classic sorting methods. 17 problems · Intermediate level.
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Hard
17 problems
sorting algorithms
✓
Bubble Sort
easy
✓
Selection Sort
easy
✓
Insertion Sort
easy
✓
Merge Sort
medium
✓
Quick Sort
medium
✓
Counting Sort
medium
binary search on answer
✓
Integer Square Root
easy
✓
Smallest Ship Capacity for D Days
medium
✓
Minimum Eating Speed (Binary Search on the Answer)
hard
rotation
✓
Check if an Array Was Sorted and Rotated
easy
binary search variants
✓
Lower Bound (First Index >= k)
medium
✓
First and Last Position of a Value
medium
✓
Search in a Rotated Sorted Array
hard
binary search
✓
Minimum in a Rotated Sorted Array
medium
✓
Count Occurrences in a Sorted Array
medium
quickselect
✓
k-th Largest Element (Quickselect)
medium
sorting
✓
Heap Sort
hard