Skip to content

For employers Sign in

Make and follow sheets.Sign in

Problems

447 problems

Has video Premium only Reset

Array447 String249 Hash Table190 Math173 Database113 Sorting100 Simulation93 Counting70 Two Pointers70 Bit Manipulation54 Greedy51 Matrix41 Tree40 Depth-First Search39 Binary Tree37 All topics

Easy · 447 results

Sign in to see which of these you have solved.Sign in

TitleSolutionAcceptDifficultyTopics

1920. Build Array from PermutationVideo

Solution91.1%Easy

Array, Simulation· 5 companies

1929. Concatenation of ArrayVideo

Solution90.2%Easy

Array, Simulation· 7 companies

1961. Check If String Is a Prefix of ArrayVideo

Solution52.7%Easy

Array, String +1· 1 company

1967. Number of Strings That Appear as Substrings in WordVideo

Solution86.1%Easy

Array, String· 6 companies

1979. Find Greatest Common Divisor of ArrayVideo

Solution83.4%Easy

Array, Math +1· 5 companies

1984. Minimum Difference Between Highest and Lowest of K ScoresVideo

Solution66.2%Easy

Array, Sliding Window +1· 5 companies

1991. Find the Middle Index in ArrayVideo

Solution70.5%Easy

Array, Prefix Sum· 4 companies

1995. Count Special QuadrupletsVideo

Solution65.1%Easy

Array, Enumeration +1· 3 companies

2006. Count Number of Pairs With Absolute Difference KVideo

Solution85.4%Easy

Array, Counting +1· 4 companies

2011. Final Value of Variable After Performing OperationsVideo

Solution90.6%Easy

Array, Simulation +1· 5 companies

2016. Maximum Difference Between Increasing ElementsVideo

Solution66.5%Easy

Array· 6 companies

2022. Convert 1D Array Into 2D ArrayVideo

Solution72.2%Easy

Array, Matrix +1· 5 companies

2032. Two Out of ThreeVideo

Solution77.5%Easy

Array, Bit Manipulation +1· 2 companies

2037. Minimum Number of Moves to Seat EveryoneVideo

Solution87.4%Easy

Array, Counting Sort +2· 3 companies

2053. Kth Distinct String in an ArrayVideo

Solution82.1%Easy

Array, Counting +2· 2 companies

2057. Smallest Index With Equal ValueVideo

Solution73.8%Easy

Array· 2 companies

2073. Time Needed to Buy TicketsVideo

Solution73.5%Easy

Array, Queue +1· 7 companies

2078. Two Furthest Houses With Different ColorsVideo

Solution71.8%Easy

Array, Greedy· 5 companies

2085. Count Common Words With One OccurrenceVideo

Solution73.9%Easy

Array, Counting +2· 1 company

2089. Find Target Indices After Sorting ArrayVideo

Solution82.1%Easy

Array, Binary Search +1· 3 companies

2094. Finding 3-Digit Even NumbersVideo

Solution78.8%Easy

Array, Enumeration +2· 5 companies

2099. Find Subsequence of Length K With the Largest SumVideo

Solution57.4%Easy

Array, Hash Table +2· 6 companies

2108. Find First Palindromic String in the ArrayVideo

Solution83.9%Easy

Array, String +1

2114. Maximum Number of Words Found in SentencesVideo

Solution86.6%Easy

Array, String· 4 companies

2133. Check if Every Row and Column Contains All NumbersVideo

Solution54.0%Easy

Array, Hash Table +1· 4 companies

2144. Minimum Cost of Buying Candies With DiscountVideo

Solution71.5%Easy

Array, Greedy +1· 5 companies

2148. Count Elements With Strictly Smaller and Greater Elements Video

Solution59.9%Easy

Array, Counting +1· 1 company

2154. Keep Multiplying Found Values by TwoVideo

Solution75.1%Easy

Array, Hash Table +2· 4 companies

2164. Sort Even and Odd Indices IndependentlyVideo

Solution63.2%Easy

Array, Sorting· 3 companies

2176. Count Equal and Divisible Pairs in an ArrayVideo

Solution84.0%Easy

Array· 5 companies

2185. Counting Words With a Given PrefixVideo

Solution84.5%Easy

Array, String +1· 4 companies

2190. Most Frequent Number Following Key In an ArrayVideo

Solution59.6%Easy

Array, Counting +1· 1 company

2200. Find All K-Distant Indices in an ArrayVideo

Solution77.4%Easy

Array, Two Pointers· 4 companies

2206. Divide Array Into Equal PairsVideo

Solution79.2%Easy

Array, Bit Manipulation +2· 5 companies

2210. Count Hills and Valleys in an ArrayVideo

Solution69.1%Easy

Array· 5 companies

2215. Find the Difference of Two ArraysVideo

Solution81.4%Easy

Array, Hash Table· 7 companies

2229. Check if an Array Is ConsecutiveVideoPremium

Solution61.6%Easy

Array, Hash Table +1

2239. Find Closest Number to ZeroVideo

Solution47.8%Easy

Array· 6 companies

2248. Intersection of Multiple ArraysVideo

Solution68.8%Easy

Array, Counting +2· 2 companies

2255. Count Prefixes of a Given StringVideo

Solution74.3%Easy

Array, String· 1 company

2273. Find Resultant Array After Removing AnagramsVideo

Solution69.9%Easy

Array, Hash Table +2· 7 companies

2293. Min Max GameVideo

Solution64.3%Easy

Array, Simulation

2303. Calculate Amount Paid in TaxesVideo

Solution69.7%Easy

Array, Simulation· 6 companies

2319. Check if Matrix Is X-MatrixVideo

Solution67.2%Easy

Array, Matrix· 2 companies

2335. Minimum Amount of Time to Fill CupsVideo

Solution60.7%Easy

Array, Greedy +2· 1 company

2341. Maximum Number of Pairs in ArrayVideo

Solution76.0%Easy

Array, Counting +1· 1 company

2347. Best Poker HandVideo

Solution61.7%Easy

Array, Counting +1· 2 companies

2357. Make Array Zero by Subtracting Equal AmountsVideo

Solution73.8%Easy

Array, Greedy +4· 1 company

2363. Merge Similar ItemsVideo

Solution77.4%Easy

Array, Hash Table +2· 1 company

2367. Number of Arithmetic TripletsVideo

Solution85.4%Easy

Array, Enumeration +2· 2 companies

Showing 201–250 of 447