Category: Puzzles

Magnet Puzzle

We are given set of bipolar magnets each domino-shaped. The objective is to place magnets on a M X N board which should meet a set of conditions where both N and M are not odd.

Find numbers represented as sum of two cubes for two different pairs

Given a large number N, find all positive numbers less than N that can be represented as sum of two cubes for at-least two different pairs.   In other words, find all positive numbers M less than given number N that can be expressed as M = (a^3 + b^3) = (c^3 + d^3) for …

Tower of Hanoi Problem

Tower of Hanoi Problem

The Tower of Hanoi is a mathematical puzzle consisting of three rods and n disks of different sizes which can slide onto any rod.