Find maximum sum from top to bottom row with no adjacent diagonal elements
Given a matrix A[][] of N * M, the task is to find the maximum sum from the top row to the bottom row after… Read More »
Category Archives: Sorting
Count numbers whose maximum sum of distinct digit-sum is less than or equals M
Given an array of integers arr[] and a number M, the task is to find the maximum count of the numbers whose sum of distinct… Read More »
Minimum sum of product of elements of pairs of the given array
Given an array arr[] of even number of element N in it. The task is to form N/2 pairs such that sum of product of… Read More »
Sort a 2D vector diagonally
Given a 2D vector of NxM integers. The task is to sort the elements of the vectors diagonally from top-left to bottom-right in decreasing order.… Read More »
Sort an Array of Strings according to the number of Vowels in them
Given an array arr[] of N strings, the task is to sort these strings according to the numbers of vowels in them. Examples: Input: arr[]… Read More »
Sort an array of Strings according frequency
Given an array of strings arr[], the task is to sort the array of strings according to frequency of each string, in ascending order. If… Read More »
Minimum removals required to make ranges non-overlapping
Given a list of ranges with starting and end value, the task is to find the minimum number of ranges that are required to be… Read More »
Check if elements of array can be arranged in AP, GP or HP
Given an array arr[] of N integers. The task is to check whether by arranging the elements of the array, is it possible to generate… Read More »
Sort the Array by reversing the numbers in it
Given an array arr[] of N non-negative integers, the task is to sort these integers according to their reverse Examples: Input: arr[] = {12, 10,… Read More »
Find the minimum permutation of A greater than B
Given two numbers A and B, the task is to find the arrangement of digits of A such that it is just greater than the… Read More »
Count number of pairs with positive sum in an array
Given an array arr[] of N integers, the task is to count the number of pairs with positive sum. Examples: Input: arr[] = {-7, -1,… Read More »
Sort the given Matrix | Memory Efficient Approach
Given a matrix of N rows and M columns, the task is to sort the matrix in the strict order that is every row is… Read More »
Check if the given string is shuffled substring of another string
Given strings str1 and str2. The task is to find that if str1 is substring in shuffled form of str2 or not. Print “YES” if… Read More »
Sum of M maximum distinct digit sum from 1 to N that are factors of K
Given an array of natural numbers upto N and two numbers M and K, the task is to find the sum of M maximum distinct… Read More »
Partition the array into two odd length groups with minimized absolute difference between their median
Given an array arr[] of positive integers of even length, the task is to partition these elements of arr[] into two groups each of odd… Read More »
