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 6 of 7
- Occurrences After Bigram1 companyJunior
- Brace Expansion II1 companyStaff
- Alphabet Board Path1 companyMid/Senior
- Longest Chunked Palindrome Decomposition1 companyStaff
- Compare Strings by Frequency of the Smallest Character1 companyMid/Senior
- Can Make Palindrome from Substring1 companyMid/Senior
- Number of Valid Words for Each Puzzle1 companyStaff
- Replace the Substring for Balanced String1 companyMid/Senior
- Distinct Echo Substrings1 companyStaff
- Remove Palindromic Subsequences1 companyJunior
- Generate a String With Characters That Have Odd Counts1 companyJunior
- Reformat The String1 companyJunior
- Simplified Fractions1 companyMid/Senior
- Making File Names Unique1 companyMid/Senior
- Minimum Possible Integer After at Most K Adjacent Swaps On Digits1 companyStaff
- Maximum Number of Non-Overlapping Substrings1 companyStaff
- Can Convert String in K Moves1 companyMid/Senior
- Find Longest Awesome Substring1 companyStaff
- Number of Ways to Split a String1 companyMid/Senior
- Replace All ?'s to Avoid Consecutive Repeating Characters1 companyJunior
- Check If String Is Transformable With Substring Sort Operations1 companyStaff
- Rearrange Spaces Between Words1 companyJunior
- Split Two Strings to Make Palindrome1 companyMid/Senior
- Largest Substring Between Two Equal Characters1 companyJunior
- Slowest Key1 companyJunior
- Count Substrings That Differ by One Character1 companyMid/Senior
- Smallest String With A Given Numeric Value1 companyMid/Senior
- Reformat Phone Number1 companyJunior
- Maximum Binary String After Change1 companyMid/Senior
- Determine if String Halves Are Alike1 companyJunior
- Latest Time by Replacing Hidden Digits1 companyJunior
- Change Minimum Characters to Satisfy One of Three Conditions1 companyMid/Senior
- Palindrome Partitioning IV1 companyStaff
- Largest Merge Of Two Strings1 companyMid/Senior
- Maximize Palindrome Length From Subsequences1 companyStaff
- Determine Color of a Chessboard Square1 companyJunior
- Minimum Number of Operations to Make String Sorted1 companyStaff
- Replace All Digits with Characters1 companyJunior
- Maximum Value after Insertion1 companyMid/Senior
- Minimum Cost to Change the Final Value of Expression1 companyStaff
- Redistribute Characters to Make All Strings Equal1 companyJunior
- The Number of Full Rounds You Have Played1 companyMid/Senior
- Number of Wonderful Substrings1 companyMid/Senior
- Sum Game1 companyMid/Senior
- Largest Number After Mutating Substring1 companyMid/Senior
- Check If String Is a Prefix of Array1 companyJunior
- Number of Strings That Appear as Substrings in Word1 companyJunior
- Find the Kth Largest Integer in the Array1 companyMid/Senior
- Number of Unique Good Subsequences1 companyStaff
- Smallest K-Length Subsequence With Occurrences of a Letter1 companyStaff
- Vowels of All Substrings1 companyMid/Senior
- Check Whether Two Strings are Almost Equivalent1 companyJunior
- Count Common Words With One Occurrence1 companyJunior
- Rings and Rods1 companyJunior
- Count Words Obtained After Adding a Letter1 companyMid/Senior
- Find Substring With Given Hash Value1 companyStaff
- Groups of Strings1 companyStaff
- Minimum Time to Remove All Cars Containing Illegal Goods1 companyStaff
- Minimum Number of Steps to Make Two Strings Anagram II1 companyMid/Senior
- Maximize Number of Subsequences in a String1 companyMid/Senior
- Minimum White Tiles After Covering With Carpets1 companyStaff
- Longest Substring of One Repeating Character1 companyStaff
- Sum of Scores of Built Strings1 companyStaff
- Minimum Number of Operations to Convert Time1 companyJunior
- Minimize Result by Adding Parentheses to Expression1 companyMid/Senior
- Calculate Digit Sum of a String1 companyJunior
- Count Prefixes of a Given String1 companyJunior
- Substring With Largest Variance1 companyStaff
- Percentage of Letter in String1 companyJunior
- Sender With Largest Word Count1 companyMid/Senior
- Rearrange Characters to Make Target String1 companyJunior
- Apply Discount to Prices1 companyMid/Senior
- Strong Password Checker II1 companyJunior
- Match Substring After Replacement1 companyStaff
- Naming a Company1 companyStaff
- Greatest English Letter in Upper and Lower Case1 companyJunior
- Count Asterisks1 companyJunior
- Query Kth Smallest Trimmed Number1 companyMid/Senior
- Maximum Deletions on a String1 companyStaff
- Number of Valid Clock Times1 companyJunior
- Most Popular Video Creator1 companyMid/Senior
- Number of Beautiful Partitions1 companyStaff
- Circular Sentence1 companyJunior
- Maximum Value of a String in an Array1 companyJunior
- Reward Top K Students1 companyMid/Senior
- Count Anagrams1 companyStaff
- Make Number of Distinct Characters Equal1 companyMid/Senior
- Apply Bitwise Operations to Make Strings Equal1 companyMid/Senior
- Substring XOR Queries1 companyMid/Senior
- Subsequence With the Minimum Score1 companyStaff
- Find the String with LCP1 companyStaff
- Count the Number of Vowel Strings in Range1 companyJunior
- Find the Longest Balanced Substring of a Binary String1 companyJunior
- Minimum Cost to Make All Characters Equal1 companyMid/Senior
- Faulty Keyboard1 companyJunior
- Make String a Subsequence Using Cyclic Increments1 companyMid/Senior
- Count K-Subsequences of a String With Maximum Beauty1 companyStaff
- Apply Operations to Make Two Strings Equal1 companyMid/Senior
- Longest Unequal Adjacent Groups Subsequence I1 companyJunior
- Make Three Strings Equal1 companyJunior