Find the index of the element in an array which divides most elements before it
Given an array arr, the task is to find the index of the element in an array which divides most elements before it Examples: Input:… Read More »
Tag Archives: frequency-counting
Print the frequency of each character in Alphabetical order
Given a string str, the task is to print the frequency of each of the characters of str in alphabetical order. Example: Input: str =… Read More »
Smallest number dividing minimum number of elements in the array | Set 2
Given an array arr[] of N integers, the task is to find the smallest number that divides the minimum number of elements from the array.… Read More »
Find whether X exists in Y after jumbling X
Given two strings X and Y containing lower-case alphabets, the task is to check whether any permutation of string X exists in Y as its… Read More »
Count of times second string can be formed from the characters of first string
Given two strings str and patt, the task is to find the count of times patt can be formed using the characters of str. Examples:… Read More »
Check if given string contains all the digits
Given a string str consisting of alphanumeric characters, the task is to check whether the string contains all the digits from 1 to 9. Examples:… Read More »
Check if a symmetric plus is possible from the elements of the given array
Given an array arr[] of N elements, the task is to check whether a symmetric plus is possible with the elements of the given array.… Read More »
Index of character depending on frequency count in string
Given a string str containing only lowercase characters, the task is to answer Q queries of the following type: 1 C X: Find the largest… Read More »
Find the sum of remaining sticks after each iterations
Given N number of sticks of varying lengths in an array arr, the task is to determine the sum of the count of sticks that… Read More »
Maximum number of times str1 appears as a non-overlapping substring in str2
Given two strings str1 and str2, the task is to find the maximum number of times str1 occurs in str2 as a non-overlapping substring after… Read More »
Queries to find the count of characters preceding the given location
Given a string S of length N containing only lower case letters. Also, given Q queries where each query consists of an integer P such… Read More »
Print characters in decreasing order of frequency
Given a string str, the task is to print the characters in decreasing order of their frequency. If the frequency of two characters is same… Read More »
Minimum number of additons to make the string balanced
Given a string str of lowercase characters, the task is to find the minimum number of characters that need to added to the string in… Read More »
Check whether two strings can be made equal by copying their characters with the adjacent ones
Given two strings str1 and str2, the task is to check whether both of the string can be made equal by copying any character of… Read More »
Bitwise XOR of elements having odd frequency
Given an array arr[] of N elements, the task is to find the XOR of the elements which appear odd number of times in the… Read More »
