Write a function rotate(arr[], d, n) that rotates arr[] of size n by d elements. Example : Input : arr[] = [1, 2, 3, 4, 5,… Read More

# Tag Archives: Codenation

Given an array arr[]. The task is to minimize the number of swaps required such that for each i in arr[], arr[i]%3 = i%3. If… Read More

Given a positive integer N representing the count of players playing the game. The game is played between two teams such that each team consists… Read More

I was included in the CodeNation discussion list with CodeAgon – their editing competition. My position was among the top 200 and I did not… Read More

There is a one-dimensional garden of length N. In each position of the N length garden, a fountain has been installed. Given an array a[]such… Read More

Recently, on-campus drive was held for Codenation for Software Development Engineer Intern. The process was: 1. Online Test 2. Telephonic Interview 3. Skype Interview Online… Read More

Given an array arr[] of size N and two integers M and K, the task is to find the array element at the Kth index… Read More

Codenation visited on my campus in August. Round 1 (Written round): First-round was a written round that took place on hackerrank. We need to solve… Read More

Given an integer N, the task is to check if N can be expressed as a sum of integers having 9 as the last digit… Read More

I applied for two month long summer(2021) internship at codenation. It was an On-campus internship recruitment (Tier – 2 college). There were 4 rounds including… Read More

Q1: How many sets are possible from an array of size n, such that each number in the set divides the consecutive number in the… Read More

Given a binary matrix M where each element of the matrix will be 0 or 1, the task is to find the largest square that… Read More