## Similar Pair, Graph algorithm problem

A pair of nodes,(a,b) , is a similar pair if both of the following conditions are true: Node a is...

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A pair of nodes,(a,b) , is a similar pair if both of the following conditions are true: Node a is...

Given an integer, n, find each x such that: 0<=x <=n n+x = n^ x where ^ denotes the bitwise...

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HackerLand University has the following grading policy: Every student receives a in the inclusive range from to . Any...

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Given a time in -hour AM/PM format, convert it to military (-hour) time. Note: Midnight is on a -hour...

Given five positive integers, find the minimum and maximum values that can be calculated by summing exactly four of...

Consider a staircase of size : # ## ### #### Observe that its base and height are both equal...

Given an array of integers, calculate which fraction of its elements are positive, which fraction of its elements are...

Given a square matrix of size , calculate the absolute difference between the sums of its diagonals. Input Format...

You are given an array of integers of size . You need to print the sum of the elements...

Alice and Bob each created one problem for HackerRank. A reviewer rates the two challenges, awarding points on a...

Given an array of integers, can you find the sum of its elements? Input Format The first line contains...

Welcome to HackerRank! The purpose of this challenge is to familiarize you with reading input from stdin (the standard...

In Insertion Sort Part 1, you sorted one element into an array. Using the same approach repeatedly, can you...

Sorting One common task for computers is to sort data. For example, people might want to see all their...