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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

Power of Four

Explain (n & (n-1)) == 0

August 23, 2022 · 1 min ·  Tags List of tags for the post   ctci ·  bits ·  Last updated: Aug 2, 2025

Power of Two

x&(x-1) Explained

August 23, 2022 · 4 min ·  Tags List of tags for the post   bits ·  explained ·  video ·  Last updated: Aug 2, 2025

Calculate Rolling Hashcode for String

August 20, 2022 · 5 min ·  Last updated: Nov 9, 2024

Optimized Brute Force String Search Algorithm

August 20, 2022 · 3 min ·  Tags List of tags for the post   string ·  Last updated: Aug 2, 2025

Naive Brute Force String Search Algorithm

Can Place Flowers

August 20, 2022 · 3 min ·  Tags List of tags for the post   array ·  greedy ·  leetcode ·  Last updated: Aug 2, 2025
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