Word Pattern 2

Shift 2D Grid

Next Greater Element 1

Baseball Game

Guess Number Higher or Lower

Find All Numbers Disappeared in an Array

Maximum Number of Balloons

Single Number 3 - All elements except two occur twice

Find Pivot Index

August 23, 2022 · 3 min ·  Tags List of tags for the post   array ·  leetcode ·  prefix-sum ·  Last updated: Aug 2, 2025

Path Sum 1 - Check if root to leaf path exists

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