A New TreeBob had N isolated nodes. He decided to connect the nodes by creating new edges and make a tree. So ...
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A Perfect Binary TreeA perfect binary tree is a binary tree in which all interior nodes have two children and all leaves ...
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Birthday GiftsToday is Luke's birthday. Mr. Phil Dunphy (Luke's father) has thrown a birthday party for hi...
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Biswa and BorhaniBiswa has started Borhani (kind of a soft drink) business recently and made it the new sexy in no ti...
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Christmas GiftsIt's Christmas time! It's the time when Santa brings gift for the children. This year Santa ...
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Dynamic TreeYou are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver...
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Easy PathThere is a rectangular lake with N rows and M columns and you are standing on a stone in the top lef...
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Game ShowAlex is participating in a game show. Mr. Phil is the host of the game. Alex is provided with an arr...
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GiftedMary is an intellectually gifted 7-year-old girl. On her first day at school, she impressed her math...
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Is It A Square?Shikamaru is the most brilliant student of his class. He is very good at Mathematics. Mr. Asuma is t...
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Isomorphic GraphYou are given two connected graphs G_1 and G_2. Both of the graphs have N vertices and N number of e...
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Itachi's ChallengeSasuke is a 12-year old ninja who is very much interested in learning Ninjutsu (A tactic used by nin...
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Roll the DiceYou have got a 6 sided dice. In a single roll, it may show any integers from 1 to 6. You are going t...
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Shrink the ArrayYou have an array of size N which contains positive integers. You can apply the following operation ...
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Simple PyramidYou are given a pyramid with a polygonal base. Can you calculate the volume and surface area of the ...
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Squares Inside SquareHello , Programmers. There is one thing that I don't like about competitive problem solving, whi...
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Static TreeYou are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver...
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Story of Totient FunctionEuler's totient function counts the number of positive integers up to a given integer N that are...
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The Hidden IslandIt is believed that the hidden island of TreasureLand has many unsolved mysteries and undiscovered t...
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Wheel GraphToday we will learn about a special type of graph called Wheel Graph. In the mathematical discipline...
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