goldman-sachs-more-than-6-months

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Easy 0/25
Medium 0/63
Hard 0/12
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Difficulty Title Frequency Acceptance Rate Link Topics
HARD Trapping Rain Water 100.0 0.65 View Problem Array, Two Pointers, Dynamic Programming, Stack, Monotonic Stack
MEDIUM Robot Bounded In Circle 83.0 0.56 View Problem Math, String, Simulation
HARD Median of Two Sorted Arrays 79.0 0.44 View Problem Array, Binary Search, Divide and Conquer
MEDIUM Fraction to Recurring Decimal 76.4 0.26 View Problem Hash Table, Math, String
EASY First Unique Character in a String 76.4 0.64 View Problem Hash Table, String, Queue, Counting
EASY High Five 72.4 0.74 View Problem Array, Hash Table, Sorting, Heap (Priority Queue)
HARD Reaching Points 69.1 0.34 View Problem Math
EASY Best Time to Buy and Sell Stock 68.5 0.55 View Problem Array, Dynamic Programming
EASY Backspace String Compare 64.3 0.49 View Problem Two Pointers, String, Stack, Simulation
MEDIUM Number of Islands 63.5 0.62 View Problem Array, Depth-First Search, Breadth-First Search, Union Find, Matrix
EASY Two Sum 61.7 0.56 View Problem Array, Hash Table
MEDIUM Group Anagrams 60.8 0.71 View Problem Array, Hash Table, String, Sorting
MEDIUM Find Minimum in Rotated Sorted Array 59.8 0.53 View Problem Array, Binary Search
MEDIUM Container With Most Water 59.8 0.58 View Problem Array, Two Pointers, Greedy
MEDIUM Palindromic Substrings 58.7 0.72 View Problem Two Pointers, String, Dynamic Programming
MEDIUM LRU Cache 58.7 0.45 View Problem Hash Table, Linked List, Design, Doubly-Linked List
MEDIUM String Compression 58.7 0.58 View Problem Two Pointers, String
MEDIUM Minimize the Maximum of Two Arrays 58.7 0.31 View Problem Math, Binary Search, Number Theory
EASY Reformat Date 57.6 0.67 View Problem String
MEDIUM Minimum Path Sum 56.4 0.66 View Problem Array, Dynamic Programming, Matrix
MEDIUM Decode Ways 56.4 0.37 View Problem String, Dynamic Programming
MEDIUM Longest Increasing Subsequence 53.7 0.58 View Problem Array, Binary Search, Dynamic Programming
MEDIUM Best Time to Buy and Sell Stock II 53.7 0.70 View Problem Array, Dynamic Programming, Greedy
EASY Design HashMap 53.7 0.66 View Problem Array, Hash Table, Linked List, Design, Hash Function
MEDIUM Longest Palindromic Substring 52.2 0.36 View Problem Two Pointers, String, Dynamic Programming
MEDIUM Search in Rotated Sorted Array 52.2 0.43 View Problem Array, Binary Search
EASY Power of Three 50.5 0.48 View Problem Math, Recursion
MEDIUM Jump Game 50.5 0.39 View Problem Array, Dynamic Programming, Greedy
MEDIUM Maximum Subarray 50.5 0.52 View Problem Array, Divide and Conquer, Dynamic Programming
MEDIUM Longest Substring Without Repeating Characters 48.7 0.37 View Problem Hash Table, String, Sliding Window
MEDIUM High-Access Employees 48.7 0.46 View Problem Array, Hash Table, String, Sorting
HARD Sliding Window Maximum 48.7 0.48 View Problem Array, Queue, Sliding Window, Heap (Priority Queue), Monotonic Queue
MEDIUM Asteroid Collision 46.6 0.46 View Problem Array, Stack, Simulation
EASY Valid Parentheses 46.6 0.42 View Problem String, Stack
MEDIUM Merge Intervals 46.6 0.49 View Problem Array, Sorting
MEDIUM Next Permutation 44.3 0.43 View Problem Array, Two Pointers
MEDIUM Construct Smallest Number From DI String 44.3 0.86 View Problem String, Backtracking, Stack, Greedy
MEDIUM Pairs of Songs With Total Durations Divisible by 60 44.3 0.53 View Problem Array, Hash Table, Counting
MEDIUM Pow(x, n) 44.3 0.37 View Problem Math, Recursion
MEDIUM Product of Array Except Self 41.6 0.68 View Problem Array, Prefix Sum
MEDIUM Knight Probability in Chessboard 41.6 0.57 View Problem Dynamic Programming
MEDIUM Rotting Oranges 41.6 0.57 View Problem Array, Breadth-First Search, Matrix
MEDIUM Insert Delete GetRandom O(1) 41.6 0.55 View Problem Array, Hash Table, Math, Design, Randomized
EASY Robot Return to Origin 41.6 0.76 View Problem String, Simulation
MEDIUM House Robber 41.6 0.52 View Problem Array, Dynamic Programming
MEDIUM Search a 2D Matrix 41.6 0.52 View Problem Array, Binary Search, Matrix
EASY Climbing Stairs 41.6 0.54 View Problem Math, Dynamic Programming, Memoization
MEDIUM String to Integer (atoi) 41.6 0.19 View Problem String
MEDIUM Minimum Size Subarray Sum 38.4 0.49 View Problem Array, Binary Search, Sliding Window, Prefix Sum
HARD Valid Arrangement of Pairs 38.4 0.66 View Problem Depth-First Search, Graph, Eulerian Circuit
EASY Linked List Cycle 38.4 0.53 View Problem Hash Table, Linked List, Two Pointers
EASY Missing Number 34.6 0.70 View Problem Array, Hash Table, Math, Binary Search, Bit Manipulation, Sorting
EASY Count Number of Pairs With Absolute Difference K 34.6 0.85 View Problem Array, Hash Table, Counting
EASY Pascal's Triangle II 34.6 0.66 View Problem Array, Dynamic Programming
MEDIUM Gas Station 34.6 0.46 View Problem Array, Greedy
HARD N-Queens 34.6 0.73 View Problem Array, Backtracking
MEDIUM Design Underground System 34.6 0.74 View Problem Hash Table, String, Design
MEDIUM Find Peak Element 34.6 0.47 View Problem Array, Binary Search
MEDIUM Jump Game III 34.6 0.66 View Problem Array, Depth-First Search, Breadth-First Search
EASY Sort Integers by The Number of 1 Bits 34.6 0.79 View Problem Array, Bit Manipulation, Sorting, Counting
MEDIUM Word Search 34.6 0.45 View Problem Array, String, Backtracking, Depth-First Search, Matrix
MEDIUM 3Sum 29.7 0.37 View Problem Array, Two Pointers, Sorting
HARD First Missing Positive 29.7 0.41 View Problem Array, Hash Table
MEDIUM Rotate Image 29.7 0.78 View Problem Array, Math, Matrix
HARD Super Egg Drop 29.7 0.29 View Problem Math, Binary Search, Dynamic Programming
EASY Pascal's Triangle 29.7 0.77 View Problem Array, Dynamic Programming
EASY Middle of the Linked List 29.7 0.81 View Problem Linked List, Two Pointers
MEDIUM Letter Combinations of a Phone Number 29.7 0.64 View Problem Hash Table, String, Backtracking
MEDIUM Permutations 29.7 0.81 View Problem Array, Backtracking
MEDIUM Spiral Matrix 29.7 0.54 View Problem Array, Matrix, Simulation
MEDIUM Remove All Adjacent Duplicates in String II 29.7 0.60 View Problem String, Stack
MEDIUM Daily Temperatures 29.7 0.67 View Problem Array, Stack, Monotonic Stack
EASY Sqrt(x) 29.7 0.40 View Problem Math, Binary Search
MEDIUM Rotate Array 29.7 0.43 View Problem Array, Math, Two Pointers
MEDIUM Fraction Addition and Subtraction 29.7 0.66 View Problem Math, String, Simulation
HARD Count Palindromic Subsequences 29.7 0.39 View Problem String, Dynamic Programming
EASY Next Greater Element I 29.7 0.75 View Problem Array, Hash Table, Stack, Monotonic Stack
MEDIUM Maximal Square 29.7 0.49 View Problem Array, Dynamic Programming, Matrix
MEDIUM Amount of Time for Binary Tree to Be Infected 29.7 0.64 View Problem Hash Table, Tree, Depth-First Search, Breadth-First Search, Binary Tree
MEDIUM Decode String 29.7 0.61 View Problem String, Stack, Recursion
HARD Candy 29.7 0.47 View Problem Array, Greedy
MEDIUM Largest Number 29.7 0.41 View Problem Array, String, Greedy, Sorting
MEDIUM Next Greater Element III 29.7 0.35 View Problem Math, Two Pointers, String
MEDIUM Find the Duplicate Number 29.7 0.63 View Problem Array, Two Pointers, Binary Search, Bit Manipulation
HARD Find Median from Data Stream 29.7 0.53 View Problem Two Pointers, Design, Sorting, Heap (Priority Queue), Data Stream
EASY Remove All Adjacent Duplicates In String 23.0 0.72 View Problem String, Stack
EASY Contains Duplicate II 23.0 0.49 View Problem Array, Hash Table, Sliding Window
MEDIUM Reverse Substrings Between Each Pair of Parentheses 23.0 0.72 View Problem String, Stack
EASY Valid Anagram 23.0 0.67 View Problem Hash Table, String, Sorting
MEDIUM Longest Common Subsequence 23.0 0.58 View Problem String, Dynamic Programming
HARD Best Time to Buy and Sell Stock IV 23.0 0.47 View Problem Array, Dynamic Programming
MEDIUM Valid Sudoku 23.0 0.62 View Problem Array, Hash Table, Matrix
MEDIUM Jump Game II 23.0 0.42 View Problem Array, Dynamic Programming, Greedy
MEDIUM Remove Duplicate Letters 23.0 0.51 View Problem String, Stack, Greedy, Monotonic Stack
MEDIUM Random Flip Matrix 23.0 0.44 View Problem Hash Table, Math, Reservoir Sampling, Randomized
EASY Reverse String 23.0 0.80 View Problem Two Pointers, String
MEDIUM Query Kth Smallest Trimmed Number 23.0 0.46 View Problem Array, String, Divide and Conquer, Sorting, Heap (Priority Queue), Radix Sort, Quickselect
MEDIUM Unique Paths 23.0 0.66 View Problem Math, Dynamic Programming, Combinatorics
MEDIUM Best Time to Buy and Sell Stock with Transaction Fee 23.0 0.71 View Problem Array, Dynamic Programming, Greedy
EASY Intersection of Two Linked Lists 23.0 0.61 View Problem Hash Table, Linked List, Two Pointers