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LeetCode Problems
Explore our complete collection of 2844 LeetCode problems with detailed solutions and explanations. Perfect for technical interview preparation and coding practice.
691 problems found(filtered from 2844 total)
Showing page 1 of 24(1-30 of 691)
Topics
Companies
Languages
001
Two Sum
Easy
ArrayHash Table
AMDAccentur...+112
PythonJava+2
009
Palindrome Number
Easy
Math
Accentur...Adobe+30
PythonJava+2
013
Roman to Integer
Easy
Hash TableMath+1
AMDAccentur...+33
PythonJava+2
014
Longest Common Prefix
Easy
ArrayString+1
Accentur...Accolite+47
PythonJava+2
020
Valid Parentheses
Easy
StringStack
Accentur...Accolite+91
PythonJava+2
021
Merge Two Sorted Lists
Easy
Linked ListRecursion
AdobeAmazon+37
PythonJava+2
026
Remove Duplicates from Sorted Array
Easy
ArrayTwo Pointers
Accentur...Adobe+22
PythonJava+2
027
Remove Element
Easy
ArrayTwo Pointers
Accentur...Adobe+8
PythonJava+2
028
Find the Index of the First Occurrence in a String
Easy
Two PointersString+1
Accentur...Adobe+17
PythonJava+2
035
Search Insert Position
Easy
ArrayBinary Search
AdobeAmazon+9
PythonJava+2
058
Length of Last Word
Easy
String
AdobeAmazon+8
PythonJava+2
066
Plus One
Easy
ArrayMath
Accentur...Adobe+12
PythonJava+2
067
Add Binary
Easy
MathString+2
AdobeAmazon+9
PythonJava+2
069
Sqrt(x)
Easy
MathBinary Search
Accentur...Adobe+15
PythonJava+2
070
Climbing Stairs
Easy
MathDynamic Programming+1
AMDAccentur...+33
PythonJava+2
083
Remove Duplicates from Sorted List
Easy
Linked List
Accentur...Adobe+7
PythonJava+2
088
Merge Sorted Array
Easy
ArrayTwo Pointers+1
Accentur...Adobe+44
PythonJava+2
094
Binary Tree Inorder Traversal
Easy
StackTree+2
AdobeAmazon+5
PythonJava+2
100
Same Tree
Easy
TreeDepth-First Search+2
AdobeAmazon+9
PythonJava+2
101
Symmetric Tree
Easy
TreeDepth-First Search+2
AdobeApple+8
PythonJava+2
104
Maximum Depth of Binary Tree
Easy
TreeDepth-First Search+2
Accentur...Adobe+13
PythonJava+2
108
Convert Sorted Array to Binary Search Tree
Easy
ArrayDivide and Conquer+3
AdobeAirbnb+3
PythonJava+2
110
Balanced Binary Tree
Easy
TreeDepth-First Search+1
AdobeApple+4
PythonJava+2
111
Minimum Depth of Binary Tree
Easy
TreeDepth-First Search+2
AdobeGoogle+2
PythonJava+2
112
Path Sum
Easy
TreeDepth-First Search+2
DatadogPayPal+1
PythonJava+2
118
Pascal's Triangle
Easy
ArrayDynamic Programming
Accentur...Cisco+13
PythonJava+2
119
Pascal's Triangle II
Easy
ArrayDynamic Programming
Goldman ...Yahoo
PythonJava+2
121
Best Time to Buy and Sell Stock
Easy
ArrayDynamic Programming
AQR Capi...Accentur...+110
PythonJava+2
125
Valid Palindrome
Easy
Two PointersString
Accentur...American...+25
PythonJava+2
136
Single Number
Easy
ArrayBit Manipulation
AirbnbCisco+8
PythonJava+2
Page 1 of 24 (691 problems)
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