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First Unique Character in a String

First Unique Character in a String

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1 min read
Edit Distance

Edit Distance

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1 min read
Number of Steps to Reduce a Number in Binary Representation to One

Number of Steps to Reduce a Number in Binary Representation to One

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1 min read
Count Numbers with Unique Digits

Count Numbers with Unique Digits

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1 min read
Word Subsets

Word Subsets

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1 min read
Largest 3-Same-Digit Number in String

Largest 3-Same-Digit Number in String

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1 min read
Check If Two String Arrays are Equivalent

Check If Two String Arrays are Equivalent

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1 min read
Satisfiability of Equality Equations

Satisfiability of Equality Equations

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1 min read
Reshape the Matrix

Reshape the Matrix

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1 min read
Final Value of Variable After Performing Operations

Final Value of Variable After Performing Operations

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1 min read
Reverse Words in a String III

Reverse Words in a String III

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1 min read
Reverse Vowels of a String

Reverse Vowels of a String

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1 min read
Find Nearest Point That Has the Same X or Y Coordinate

Find Nearest Point That Has the Same X or Y Coordinate

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2 min read
Find the Difference

Find the Difference

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1 min read
Count Sorted Vowel Strings

Count Sorted Vowel Strings

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1 min read
Sort Characters By Frequency

Sort Characters By Frequency

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1 min read
Longest Harmonious Subsequence

Longest Harmonious Subsequence

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1 min read
Count Good Meals

Count Good Meals

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1 min read
Excel Sheet Column Number

Excel Sheet Column Number

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1 min read
Minimize Deviation in Array

Minimize Deviation in Array

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2 min read
Isomorphic Strings

Isomorphic Strings

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1 min read
Find Closest Number to Zero

Find Closest Number to Zero

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1 min read
Convert BST to Greater Tree

Convert BST to Greater Tree

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2 min read
Sliding Window Maximum

Sliding Window Maximum

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1 min read
Min Cost Climbing Stairs

Min Cost Climbing Stairs

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1 min read
Get Maximum in Generated Array

Get Maximum in Generated Array

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1 min read
Number of Ways to Split Array

Number of Ways to Split Array

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2 min read
Maximum Number of Words Found in Sentences

Maximum Number of Words Found in Sentences

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1 min read
Count Number of Pairs With Absolute Difference K

Count Number of Pairs With Absolute Difference K

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1 min read
Summary Ranges

Summary Ranges

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Increasing Order Search Tree

Increasing Order Search Tree

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1 min read
Matrix Diagonal Sum

Matrix Diagonal Sum

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Minimum Number of Vertices to Reach All Nodes

Minimum Number of Vertices to Reach All Nodes

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1 min read
Monotonic Array

Monotonic Array

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Find K Pairs with Smallest Sums

Find K Pairs with Smallest Sums

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1 min read
Champagne Tower

Champagne Tower

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2 min read
Random Pick Index

Random Pick Index

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1 min read
Check if Number is a Sum of Powers of Three

Check if Number is a Sum of Powers of Three

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1 min read
Generate Random Point in a Circle

Generate Random Point in a Circle

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Queries on Number of Points Inside a Circle

Queries on Number of Points Inside a Circle

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2 min read
Compare Version Numbers

Compare Version Numbers

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2 min read
Number of Laser Beams in a Bank

Number of Laser Beams in a Bank

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2 min read
Shortest Unsorted Continuous Subarray

Shortest Unsorted Continuous Subarray

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Maximum Candies Allocated to K Children

Maximum Candies Allocated to K Children

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2 min read
Lowest Common Ancestor of a Binary Search Tree

Lowest Common Ancestor of a Binary Search Tree

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2 min read
Intersection of Two Arrays

Intersection of Two Arrays

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1 min read
Find the Highest Altitude

Find the Highest Altitude

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Maximum Population Year

Maximum Population Year

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Number of Steps to Reduce a Number to Zero

Number of Steps to Reduce a Number to Zero

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1 min read
Balanced Binary Tree

Balanced Binary Tree

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1 min read
Simplify Path

Simplify Path

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Trim a Binary Search Tree

Trim a Binary Search Tree

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Vertical Order Traversal of a Binary Tree

Vertical Order Traversal of a Binary Tree

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2 min read
Intersection of Two Arrays II

Intersection of Two Arrays II

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1 min read
Binary Tree Maximum Path Sum

Binary Tree Maximum Path Sum

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1 min read
N-Queens

N-Queens

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1 min read
Minimum Number of Operations to Convert Time

Minimum Number of Operations to Convert Time

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Find Unique Binary String

Find Unique Binary String

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1 min read
Capitalize the Title

Capitalize the Title

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2 min read
N-ary Tree Preorder Traversal

N-ary Tree Preorder Traversal

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1 min read
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