Find the player who rearranges the characters to get a palindrome string first
Given an even length string S consisting of lower-case English alphabets only, we have two players playing the game. The rules are as follows: the… Read More »
Category Archives: Strings
Minimum deletions from string to reduce it to string with at most 2 unique characters
Given a string containing lowercase English alphabets. The task is to find the minimum number of characters needed to be removed so that the remaining… Read More »
Find the count of substrings in alphabetic order
Given a string of length consisting of lowercase alphabets. The task is to find the number of such substrings whose characters occur in alphabetical order.… Read More »
Generating Lyndon words of length n
Given an integer n and an array of characters S, the task is to generate Lyndon words of length n having characters from S. A… Read More »
Count and Print the alphabets having ASCII value not in the range [l, r]
Given a string str, the task is to count the number of alphabets having ascii values not in the range [l, r]. Examples: Input: str… Read More »
Print each word in a sentence with their corresponding average of ASCII values
Given a sentence, the task is to find the average of ASCII values of each word in the sentence and print it with the word.… Read More »
Final state of the string after modification
Given a string S of length n representing n boxes adjacent to each other. A character R at index i represents that i-th box is… Read More »
Sum of the alphabetical values of the characters of a string
You are given an array of strings str, the task is to find the score of a given string s from the array. The score… Read More »
Count the number of words having sum of ASCII values less than and greater than k
Given a string, the task is to count the number of words whose sum of Ascii values is less than and greater than or equal… Read More »
Minimum number of given operations required to make two strings equal
Given two strings A and B, both strings contain characters a and b and are of equal lengths. There is one _ (empty space) in… Read More »
Minimum swaps to group similar characters side by side?
Given a string, find minimum no of swaps(not necessarily adjacent) to convert it into a string which have similar characters side by side. Examples: Input… Read More »
Count occurrences of a character in a repeated string
Given an integer N and a lowercase string. The string is repeated infinitely. The task is to find the No. of occurrences of a given… Read More »
Rearrange a string in the form of integer sum followed by the minimized character
Given a string including lowercase alphabets and numeric digits. The task is to construct another string which consist of sum of digits followed by sum… Read More »
Find the count of palindromic sub-string of a string in its sorted form
Given a string str consisting of lowercase English alphabets, the task is to find the total number of palindromic sub-strings present in the sorted form… Read More »
Maximum sum and product of the M consecutive digits in a number
Given a number in the form of a string. The task is to find the maximum sum and product of m consecutive digits that are… Read More »
