A once sorted list gets rotated at a pivot, yet binary search still saves the day. 👉 Identify which half is sorted. 👉 Narrow the range based on pivot conditions. 👉 Use comparisons like nums [mid] > ...

"example_text": "Input: nums = [2,7,11,15], target = 9\nOutput: [0,1]\nExplanation: Because nums[0] + nums[1] == 9, we return [0, 1].", "A really brute force way ...

Here’s a better approach than generic cheatsheets you’ll find out there: 1// When should you use Two Pointers? → If the question involves a sorted array or string, and you need to process or compare ...

Element Appearing More Than 25% In Sorted Array.cpp Factorials of large numbers.cpp Fair Candy Swap.cpp Find All Duplicates in an Array.cpp Find All Groups of Farmland.cpp Find N Unique Integers Sum ...