String Interview Questions
663 real interview questions test String. Practice any of them in the code editor and get AI feedback on your solution.
- Junior30% (202)
- Mid/Senior48% (317)
- Staff22% (144)
Companies that ask String the most
Questionspage 4 of 7
- Check if Strings Can be Made Equal With Operations II4 companiesMid/Senior
- Minimum Number of Changes to Make Binary String Beautiful4 companiesMid/Senior
- Minimum Cost to Convert String I4 companiesMid/Senior
- Minimum Cost to Convert String II4 companiesStaff
- Minimum Number of Pushes to Type Word I4 companiesJunior
- Count Prefix and Suffix Pairs II4 companiesStaff
- Generate Binary Strings Without Adjacent Zeros4 companiesMid/Senior
- Maximum Number of Operations to Move Ones to the End4 companiesMid/Senior
- Total Characters in String After Transformations I4 companiesMid/Senior
- Maximum Difference Between Even and Odd Frequency I4 companiesJunior
- Maximum Manhattan Distance After K Changes4 companiesMid/Senior
- Check If Digits Are Equal in String After Operations I4 companiesJunior
- Minimum Operations to Equalize Binary String4 companiesStaff
- Longest Balanced Substring I4 companiesMid/Senior
- Additive Number3 companiesMid/Senior
- Number of Segments in a String3 companiesJunior
- Concatenated Words3 companiesStaff
- Magical String3 companiesMid/Senior
- Freedom Trail3 companiesStaff
- Complex Number Multiplication3 companiesMid/Senior
- Construct String from Binary Tree3 companiesMid/Senior
- To Lower Case3 companiesJunior
- Longest Word in Dictionary3 companiesMid/Senior
- Remove Comments3 companiesMid/Senior
- Parse Lisp Expression3 companiesStaff
- Pyramid Transition Matrix3 companiesMid/Senior
- Basic Calculator IV3 companiesStaff
- Swap Adjacent in LR String3 companiesMid/Senior
- Goat Latin3 companiesJunior
- Count Unique Characters of All Substrings of a Given String3 companiesStaff
- DI String Match3 companiesJunior
- Find the Shortest Superstring3 companiesStaff
- Largest Time for Given Digits3 companiesMid/Senior
- Delete Columns to Make Sorted II3 companiesMid/Senior
- String Without AAA or BBB3 companiesMid/Senior
- Maximum Nesting Depth of Two Valid Parentheses Strings3 companiesMid/Senior
- Get Equal Substrings Within Budget3 companiesMid/Senior
- Verbal Arithmetic Puzzle3 companiesStaff
- Increasing Decreasing String3 companiesJunior
- HTML Entity Parser3 companiesMid/Senior
- Maximum Score After Splitting a String3 companiesJunior
- Path Crossing3 companiesJunior
- Number of Substrings With Only 1s3 companiesMid/Senior
- Minimum Time to Make Rope Colorful3 companiesMid/Senior
- Crawler Log Folder3 companiesJunior
- Check If Two String Arrays are Equivalent3 companiesJunior
- Count the Number of Consistent Strings3 companiesJunior
- Minimum Length of String After Deleting Similar Ends3 companiesMid/Senior
- Count Items Matching a Rule3 companiesJunior
- Check if Binary String Has at Most One Segment of Ones3 companiesJunior
- Sorting the Sentence3 companiesJunior
- Maximum Number of Removable Characters3 companiesMid/Senior
- Minimum Time to Type Word Using Special Typewriter3 companiesJunior
- Longest Subsequence Repeated k Times3 companiesStaff
- Minimum Moves to Convert String3 companiesJunior
- Number of Valid Words in a Sentence3 companiesJunior
- Plates Between Candles3 companiesMid/Senior
- Decode the Slanted Ciphertext3 companiesMid/Senior
- Divide a String Into Groups of Size k3 companiesJunior
- Number of Ways to Divide a Long Corridor3 companiesStaff
- Count Collisions on a Road3 companiesMid/Senior
- Number of Ways to Select Buildings3 companiesMid/Senior
- Count Number of Texts3 companiesMid/Senior
- Find the K-Beauty of a Number3 companiesJunior
- Longest Binary Subsequence Less Than or Equal to K3 companiesMid/Senior
- Construct Smallest Number From DI String3 companiesMid/Senior
- Largest Palindromic Number3 companiesMid/Senior
- Minimum Amount of Time to Collect Garbage3 companiesMid/Senior
- Append Characters to String to Make Subsequence3 companiesMid/Senior
- Extra Characters in a String3 companiesMid/Senior
- Length of the Longest Valid Substring3 companiesStaff
- Split Strings by Separator3 companiesJunior
- Shortest String That Contains Three Strings3 companiesMid/Senior
- Check if Strings Can be Made Equal With Operations I3 companiesJunior
- String Transformation3 companiesStaff
- Maximum Odd Binary Number3 companiesJunior
- Shortest and Lexicographically Smallest Beautiful String3 companiesMid/Senior
- High-Access Employees3 companiesMid/Senior
- Find Beautiful Indices in the Given Array II3 companiesStaff
- Shortest Uncommon Substring in an Array3 companiesMid/Senior
- Minimum Deletions to Make String K-Special3 companiesMid/Senior
- Minimum Substring Partition of Equal Character Frequency3 companiesMid/Senior
- Minimum Number of Chairs in a Waiting Room3 companiesJunior
- Minimum Length of String After Operations3 companiesMid/Senior
- Vowels Game in a String3 companiesMid/Senior
- Check if Two Chessboard Squares Have the Same Color3 companiesJunior
- Count of Substrings Containing Every Vowel and K Consonants II3 companiesMid/Senior
- Smallest Divisible Digit Product II3 companiesStaff
- Maximize Amount After Two Days of Conversions3 companiesMid/Senior
- Find Valid Pair of Adjacent Digits in String3 companiesJunior
- Find Most Frequent Vowel and Consonant3 companiesJunior
- Maximum Product of Word Lengths2 companiesMid/Senior
- Unique Substrings in Wraparound String2 companiesMid/Senior
- Longest Uncommon Subsequence I2 companiesJunior
- Student Attendance Record I2 companiesJunior
- Tag Validator2 companiesStaff
- Decode Ways II2 companiesStaff
- Solve the Equation2 companiesMid/Senior
- Unique Morse Code Words2 companiesJunior
- Number of Lines To Write String2 companiesJunior