String

  1.  String - Data Structure or Data Type?
  2. String Operations
    • Comparison
    • Sorting
    • Concatenation
  3. Practice Problems
    • Reverse A String ( Blue Sky -> ykS eulB )
    • Reverse String Word By Word ( Blue Sky -> eulB ykS )
    • Print Words of String in Reverse ( Blue Sky -> Sky Blue )
    • Find Missing Alphabets In Sentence (Pangram)
    • Find Length Of String Without Using Length Function
    • Verify String is Palindrome or Not
    • Count Occurrences of Each Character in a String
    • Find Duplicate Characters In A String
    • Find First Repeated Word
    • Find All Repeated Words In Text File And Their Occurrences
    • Replace SubString
    • Check If Two Strings Are Anagram
    • Trim Multiple Spaces From A String
    • Sort List of Strings
    • Remove All Vowels From String
    • Remove Junk/Special Characters from String
    • Find Position Of Character In String
    • Find Words That Can Be Formed by Characters
    • Check if strings are rotations of each other or not
    • Given String is a valid shuffle of two strings or not
    • Given string is shuffled substring of another string
    • Count and Say / count-and-say / look-and-say sequence
    • Longest Palindrome SubString
    • Print all subsequences of a string
    • Find The Longest Substring Without Repeating Characters
    • Find The Longest Substring Of A Given String Containing K Distinct Characters
    • Split the binary string into substrings with equal number of 0s and 1s
    • Parenthesis Checker / Balanced Brackets
    • Minimum number of bracket reversals needed to make an expression balanced
    • Minimum number of swaps for bracket balancing
    • Convert a Sentence into its equivalent mobile numeric keypad sequence
    • Count All Palindromic Subsequence in a given String
    • Search a Word in a 2D Grid of characters
    • Count of number of given string in 2D character array
    • Converting Roman Numerals to Decimal
    • Longest Common Prefix
    • Number of flips to make binary string alternate
    • Find the first repeated word in string
    • Generate all possible valid IP addresses from given  string
    • Rearrange characters in a string such that no two adjacent are same
    • Minimum characters to be added at front to make string palindrome
    •  Group Anagrams / Given a sequence of words, print all anagrams together
    • Find the smallest window that contains all characters of string
    • Find the smallest window in a string containing all characters of another string
    • Recursively remove all adjacent duplicates
    • String matching where one string contains wildcard characters
    • Find Number of customers who could not get a computer
    • Transform One String to Another using Minimum Number of Given Operation
    • Check if Two given Strings are Isomorphic to each other
    • Recursively print all sentences that can be formed from list of word lists

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