Median Again
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): Find the maximum possible median of provided odd-sized array where you can increase any element by one where each increment is...
The Last Game
Concepts Used Sorting Difficulty Level Easy Problem Statement (Simplified): Print the last number left in the array after deleting the largest number in the array then the smallest number repeatedly....
Ball Firing Game
Concepts Used Sorting Difficulty Level Hard Problem Statement (Simplified): For given two arrays, print the score of First Array and Second Array such that their difference is maximum. Scoring can...
Aman Arithmetic progression
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): Print the total number of cases in which the current array sequence becomes Arithmetic Progression by adding a number at any...
Copying Hero
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): We need to find the total number of steps need to make the current array of size N same as an...
QUICK SORT
Concepts Used Qucik sort. Difficulty Level Hard. Problem Statement : You are given a pointer to the head of a linked list. Now the length of the linked list is...
Largest number smaller than or equal to N and digits in non-decreasing order
Concepts Used Strings Difficulty Level Medium Problem Statement (Simplified): For a number given to us, we have to print a number less than or equal to the given number, and...
Sort in a unique way
Concepts Used: Sorting Difficulty Level: Easy Problem Statement (Simplified): For a given array find the length of largest sorted sub-array in it, but if the current array is not sorted,...
GCD of two numbers
Concepts Used: Mathematics Difficulty Level: Easy Problem Statement (Simplified): Print gcd of two given numbers. gcd(m,n) is the largest number possible which divides both. See original problem statement here Test...
GCD of two very large numbers
Concepts Used: Mathematics Difficulty Level: Hard Problem Statement (Simplified): For given two large numbers M and N, find their gcd(M,N). GCD(M,N) is the larget number possible which divides both. See...
Sort array containing only 0, 1 and 2 as elements
Concepts Used: Sorting Difficulty Level: Easy Problem Statement (Simplified): We have to print the array containing 0s, 1s and 2s in non-decreasing order. See original problem statement here Test Case:...
Find sum of elements less than A and greater than B in an array
Concepts Used: Sorting Difficulty Level: Medium Problem Statement (Simplified): You're provided an array containing N elements, you have to answer q queries. In each query, you're provided with x and...
Find the misplaced elements
Concepts Used: Sorting Difficulty Level: Easy Problem Statement (Simplified): Find how many elements change their place after sorting array. See original problem statement here Test case: Input: 1 5 8...
Find the Window
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): Find the minimum length of the subarray when sorted completely sorts the given array. See original problem statement here Test Case...
Search Triplets
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): We have to find a triplet (n_{1}, n_{2}, n_{3}) in array such that sum of two number i.e. n_{1}+n_{2} equals to...
Salvation of Soul
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): For a given array, shift elements to the back of array until you get the minimum value of the whole array,...
Hometown Newspaper
Concepts Used Sorting Difficulty Level Medium Problem Statement (Simplified): Print the Strings according to their priority and category. If string belongs to hometown, it will have a priority higher than...
Minimum Dissatisfaction
Concepts Used Sorting, Mathematics Difficulty Level Hard Problem Statement (Simplified): For a given of N students, we are given two values P_{i} and Q_{i}. Find the minimum possible sum of...
Maximum Sum Rupees
Concepts Used Sorting Difficulty Level Hard Problem Statement (Simplified): We have to find the maximum sum of elements from two arrays, such that you can select elements to add only...
Maximum Divisors in a Range
Concepts Used Sorting Difficulty Level Hard, Mathematics Problem Statement (Simplified): For a given range p and q, find the highest common factor of two given numbers, i.e. a and b....
Find the Inversion Count
Concepts Used Sorting Difficulty Level Hard Problem Statement (Simplified): Find number of pairs such that a[i] > a[j] and i < j. Test Case Input: 1 5 10 50 20...