Hackerearth
After setting up the area and his toys. Chandu is up for playing his very first game. His first game is played on a N X N board with some initial stones placed on each cell. He can move each stone in all four direction i.e up,down, left
Hackerrank
A string is said to be a special string if either of two conditions is met: * All of the characters are the same, e.g. aaa. * All characters except the middle one are the same, e.g. aadaa. A special substring is any substring of a string which meets one
Hackerrank
Exceptions Errors detected during execution are called exceptions. Examples: ZeroDivisionError This error is raised when the second argument of a division or modulo operation is zero.>>> a = '1'>>> b = '0'>>> print int(a) / int(b)>>
Hackerrank
It's New Year's Day and everyone's in line for the Wonderland rollercoaster ride! There are a number of people queued up, and each person wears a sticker indicating their initial position in the queue. Initial positions increment by from at the front of the
Hackerearth
You are planning production for an order. You have a number of machines that each have a fixed number of days to produce an item. Given that all the machines operate simultaneously, determine the minimum number of days to produce the required order. For example, you have to produce items.
Hackerrank
Consider the following version of Bubble Sort: for (int i = 0; i < n; i++) { for (int j = 0; j < n - 1; j++) { // Swap adjacent elements if they are in decreasing order if (a[j] > a[j + 1]) { swap(a[j], a[j + 1]); } } } Given an array
Hackerrank
HackerLand National Bank has a simple policy for warning clients about possible fraudulent account activity. If the amount spent by a client on a particular day is greater than or equal to the client's median spending for a trailing number of days, they send the client a notification
Hackerearth
Shil is your new boss and he likes palindromes very much. Palindrome is a string that can be read the same way in either direction, from the left to the right and from the right to the left. (ex. madam , aabaa, racecar) Given a string S , beautiful Palindrome is a
Hackerearth
Little Arihant has always wanted to be the best Pokemon trainer in this world. And he thinks he has achieved his goal, so he wants to quickly go and meet Professor Oak and verify this fact. But like all Pokemon trainers, he has a weird habit, too. He catches Pokemons
Hackerrank
You have reached the final level of Hunger Games and as usual a tough task awaits you. You have a circular dining table and N hungery animals.You need to place them on the table.Each animal has a hunger value. You can place the animals in any order on
Hackerearth
Given a List of N number a1,a2,a3........an, You have to find the smallest number from the List that is repeated in the List exactly K number of times. Input Format First Line of Input Contain Single Value N, Size of List Second Line of Input Contain N
Hackerearth
You have N rectangles. A rectangle is golden if the ratio of its sides is in between [1.6,1.7], both inclusive. Your task is to find the number of golden rectangles. Input format * First line: Integer N denoting the number of rectangles * Each of the N following lines: