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Leetcode

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[136] Single Number
Open
Array
Easy
2025/03/14
[121] Best Time to By and Sell Stock
Open
DFS
2025/03/14
[1480] Running Sum of 1d array
Open
Prefix Sum
Easy
2025/03/15
[1365] How many Numbers are smaller than the current Number
Open
Array
Easy
2025/03/15
[125] Valid Palindrome
Open
Array
Easy
2025/03/15
[873] Length of Longest Fibonacci Subsequence
Open
Dynamic Programming
HashMap
Medium
2025/03/15
[875] Koko eating Bananas
Open
Binary Search
Medium
2025/03/15
[1260] Shift 2D Grid
Open
Simulation
Matrix
Easy
2025/03/15
[169] Majority Element
Open
2025/03/27
[14] Longest Common Prefix
Open
2025/03/27
[1137] N-th Tribonacci Number
Open
Dynamic Programming
Easy
2025/04/10
[62] Unique Paths
Open
Dynamic Programming
Medium
2025/04/10
[198] House Robber
Open
Dynamic Programming
Medium
2025/04/10
[1863] Sum of All Subset XOR Totals
Open
Back Tracking
Easy
2025/05/13
[46] Permutations
Open
Back Tracking
Medium
2025/05/13
[22] Generate Parentheses
Open
Back Tracking
Medium
2025/05/20
[1079] Letter Tile Possibilites
Open
Back Tracking
Medium
2025/05/20
[1130] Minimun Cost Tree From Leaf Values
Open
Dynamic Programming
Medium
2025/06/05
[2343] Query Kth Smallest Trimmed Number
Open
Sorting
Medium
2025/06/12