Prefix Sum Interview Questions
193 real interview questions test Prefix Sum. Practice any of them in the code editor and get AI feedback on your solution.
- Junior9% (18)
- Mid/Senior62% (120)
- Staff28% (55)
Companies that ask Prefix Sum the most
Questionspage 1 of 2
- Subarray Sum Equals K46 companiesMid/Senior
- Product of Array Except Self44 companiesMid/Senior
- Split Array Largest Sum19 companiesStaff
- Subarray Product Less Than K19 companiesMid/Senior
- Max Consecutive Ones III19 companiesMid/Senior
- Minimum Size Subarray Sum18 companiesMid/Senior
- Find Pivot Index16 companiesJunior
- Contiguous Array14 companiesMid/Senior
- Car Pooling13 companiesMid/Senior
- Maximum Points You Can Obtain from Cards12 companiesMid/Senior
- Subarray Sums Divisible by K11 companiesMid/Senior
- Frequency of the Most Frequent Element11 companiesMid/Senior
- Continuous Subarray Sum10 companiesMid/Senior
- Count Number of Nice Subarrays9 companiesMid/Senior
- Minimum Value to Get Positive Step by Step Sum9 companiesJunior
- Maximum Population Year9 companiesJunior
- Count Vowel Strings in Ranges9 companiesMid/Senior
- Number of Flowers in Full Bloom8 companiesStaff
- Shortest Subarray with Sum at Least K7 companiesStaff
- Make Sum Divisible by P7 companiesMid/Senior
- Ways to Make a Fair Array7 companiesMid/Senior
- Find the Highest Altitude7 companiesJunior
- Number of Ways to Split Array7 companiesMid/Senior
- Divide Intervals Into Minimum Number of Groups7 companiesMid/Senior
- Maximum Sum of 3 Non-Overlapping Subarrays6 companiesStaff
- Find the Longest Substring Containing Vowels in Even Counts6 companiesMid/Senior
- Running Sum of 1d Array6 companiesJunior
- Number of Sub-arrays With Odd Sum6 companiesMid/Senior
- Minimum Number of Operations to Move All Balls to Each Box6 companiesMid/Senior
- Count the Hidden Sequences6 companiesMid/Senior
- Shifting Letters II6 companiesMid/Senior
- Minimum Cost to Make Array Equal6 companiesStaff
- Maximum Good Subarray Sum6 companiesMid/Senior
- Special Array II6 companiesMid/Senior
- Minimum Operations to Make Binary Array Elements Equal to One I6 companiesMid/Senior
- Maximum Difference Between Even and Odd Frequency II6 companiesStaff
- Find the Minimum Amount of Time to Brew Potions6 companiesMid/Senior
- Longest Balanced Substring II6 companiesMid/Senior
- Binary Subarrays With Sum5 companiesMid/Senior
- Minimum Number of K Consecutive Bit Flips5 companiesStaff
- Corporate Flight Bookings5 companiesMid/Senior
- Stone Game II5 companiesMid/Senior
- Maximum Side Length of a Square with Sum Less than or Equal to Threshold5 companiesMid/Senior
- Minimum Moves to Make Array Complementary5 companiesMid/Senior
- Unique Length-3 Palindromic Subsequences5 companiesMid/Senior
- Maximum Fruits Harvested After at Most K Steps5 companiesStaff
- Count Subarrays With Score Less Than K5 companiesStaff
- Range Product Queries of Powers5 companiesMid/Senior
- Minimum Penalty for a Shop5 companiesMid/Senior
- Sum of Distances5 companiesMid/Senior
- Taking Maximum Energy From the Mystic Dungeon5 companiesMid/Senior
- Find the Original Typed String II5 companiesStaff
- Make Array Elements Equal to Zero5 companiesJunior
- Zero Array Transformation I5 companiesMid/Senior
- Zero Array Transformation II5 companiesMid/Senior
- Zero Array Transformation III5 companiesMid/Senior
- Count Partitions with Even Sum Difference5 companiesJunior
- Maximize Subarrays After Removing One Conflicting Pair5 companiesStaff
- Best Time to Buy and Sell Stock using Strategy5 companiesMid/Senior
- Shifting Letters4 companiesMid/Senior
- Minimum Cost to Merge Stones4 companiesStaff
- Number of Submatrices That Sum to Target4 companiesStaff
- XOR Queries of a Subarray4 companiesMid/Senior
- Minimum Operations to Reduce X to Zero4 companiesMid/Senior
- Sum of Absolute Differences in a Sorted Array4 companiesMid/Senior
- Get Biggest Three Rhombus Sums in a Grid4 companiesMid/Senior
- Find the Middle Index in Array4 companiesJunior
- Grid Game4 companiesMid/Senior
- Maximize the Confusion of an Exam4 companiesMid/Senior
- Longest Subsequence With Limited Sum4 companiesJunior
- Minimize Maximum of Array4 companiesMid/Senior
- Maximum OR4 companiesMid/Senior
- Count of Interesting Subarrays4 companiesMid/Senior
- Construct Product Matrix4 companiesMid/Senior
- Find Maximum Non-decreasing Array Length4 companiesStaff
- Maximum Frequency of an Element After Performing Operations I4 companiesMid/Senior
- Maximum Subarray Sum With Length Divisible by K4 companiesMid/Senior
- Maximum Frequency After Subarray Operation4 companiesMid/Senior
- Equal Sum Grid Partition I4 companiesMid/Senior
- Count Partitions With Max-Min Difference at Most K4 companiesMid/Senior
- Threshold Majority Queries4 companiesStaff
- Longest Balanced Subarray I4 companiesMid/Senior
- Max Sum of Rectangle No Larger Than K3 companiesStaff
- Get Equal Substrings Within Budget3 companiesMid/Senior
- Maximum Score After Splitting a String3 companiesJunior
- Range Sum of Sorted Subarray Sums3 companiesMid/Senior
- Sum of All Odd Length Subarrays3 companiesJunior
- Minimum Adjacent Swaps for K Consecutive Ones3 companiesStaff
- Ways to Split Array Into Three Subarrays3 companiesMid/Senior
- Maximum Subarray Min-Product3 companiesMid/Senior
- Minimum Space Wasted From Packaging3 companiesStaff
- Check if All the Integers in a Range Are Covered3 companiesJunior
- Find the Student that Will Replace the Chalk3 companiesMid/Senior
- Largest Magic Square3 companiesMid/Senior
- Describe the Painting3 companiesMid/Senior
- Plates Between Candles3 companiesMid/Senior
- Number of Ways to Select Buildings3 companiesMid/Senior
- Minimum Amount of Time to Collect Garbage3 companiesMid/Senior
- Find the Pivot Integer3 companiesJunior
- Count Subarrays With Median K3 companiesStaff