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 7 of 7
- Count Beautiful Substrings I1 companyMid/Senior
- Count Beautiful Substrings II1 companyStaff
- Count Complete Substrings1 companyStaff
- Remove Adjacent Almost-Equal Characters1 companyMid/Senior
- Minimum Time to Revert Word to Initial State I1 companyMid/Senior
- Minimum Time to Revert Word to Initial State II1 companyStaff
- Replace Question Marks in String to Minimize Its Value1 companyMid/Senior
- Existence of a Substring in a String and Its Reverse1 companyJunior
- Longest Common Suffix Queries1 companyStaff
- Lexicographically Smallest String After Operations With Constraint1 companyMid/Senior
- Latest Time You Can Obtain After Replacing Characters1 companyJunior
- Maximum Points Inside the Square1 companyMid/Senior
- Permutation Difference between Two Strings1 companyJunior
- Construct String with Minimum Cost1 companyStaff
- Lexicographically Smallest String After a Swap1 companyJunior
- Snake in Matrix1 companyJunior
- Count Substrings That Satisfy K-Constraint I1 companyJunior
- Hash Divided String1 companyMid/Senior
- Convert Date to Binary1 companyJunior
- Minimum Number of Valid Strings to Form Target I1 companyMid/Senior
- Count Substrings That Can Be Rearranged to Contain a String I1 companyMid/Senior
- Find the Occurrence of First Almost Equal Substring1 companyStaff
- Find Maximum Removals From Source String1 companyMid/Senior
- Count The Number of Winning Sequences1 companyStaff
- Count Substrings With K-Frequency Characters I1 companyMid/Senior
- Check if DFS Strings Are Palindromes1 companyStaff
- Check Balanced String1 companyJunior
- Count K-Reducible Numbers Less Than N1 companyStaff
- Shift Distance Between Two Strings1 companyMid/Senior
- Smallest Substring With Identical Characters II1 companyStaff
- Substring Matching Pattern1 companyJunior
- Frequencies of Shortest Supersequences1 companyStaff
- Count Substrings Divisible By Last Digit1 companyStaff
- Shortest Matching Substring1 companyStaff
- Find Special Substring of Length K1 companyJunior
- Select K Disjoint Special Substrings1 companyMid/Senior
- Longest Palindromic Subsequence After at Most K Operations1 companyMid/Senior
- Maximize Active Section with Trade I1 companyMid/Senior
- Longest Palindrome After Substring Concatenation II1 companyStaff
- Calculate Score After Performing Instructions1 companyMid/Senior
- Find the Most Common Response1 companyMid/Senior
- Count Cells in Overlapping Horizontal and Vertical Substrings1 companyMid/Senior
- Sum of Largest Prime Substrings1 companyMid/Senior
- Find Maximum Number of Non Intersecting Substrings1 companyMid/Senior
- Resulting String After Adjacent Removals1 companyMid/Senior
- Generate Tag for Video Caption1 companyJunior
- Partition String1 companyMid/Senior
- Longest Common Prefix Between Adjacent Strings After Removals1 companyMid/Senior
- Hexadecimal and Hexatrigesimal Conversion1 companyJunior
- Process String with Special Operations I1 companyMid/Senior
- Process String with Special Operations II1 companyStaff
- Maximum Number of Subsequences After One Inserting1 companyMid/Senior
- Concatenate Non-Zero Digits and Multiply by Sum II1 companyMid/Senior
- Maximum Score After Binary Swaps1 companyMid/Senior
- Reverse String Prefix1 companyJunior
- Word Squares II1 companyMid/Senior
- Count Caesar Cipher Pairs1 companyMid/Senior
- Merge Close Characters1 companyMid/Senior
- Minimum Operations to Sort a String1 companyMid/Senior
- Minimum Cost to Partition a Binary String1 companyStaff
- Traffic Signal Color1 companyJunior
- Longest Balanced Substring After One Swap1 companyMid/Senior
- Minimum Flips to Make Binary String Coherent1 companyMid/Senior