Binary RhodiumXenon is a great alchemist. Recently, he has decided to perform a special type of transmutation. But... |
ChocolateThere is a shop named Chocolove in the Codeland. There are many chocolates in the shop. Each chocola... |
Crypto-NumberWalt and Gus have a great rivalry. Recently Gus has developed a cryptographic system. Walt is trying... |
Day-Month-YearMeena is a talented girl in her class. She likes to brainstorm in her leisure times. One day, she wa... |
Distinct ListByteland has a network of nnn computers that forms a tree structure. A tree is a connected graph tha... |
Easy PredictionAlice and Bob have an array aaa of nnn integers. They decide to play a game with the array. In one m... |
GPU-BusinessYou are a businessman who is fond of Vinia GPU. You buy Vinia GPUs from Byteland and sell them to Bi... |
Hououin Kyouma!Okabe Rintarou, the mad scientist is doing research to find the most desired Steins Gate. Besides be... |
Is Bita Happy?Bita has learned bitwise-operations recently. She is doing some experiments with these operations no... |
Many Paths, Many CostsAlice and Bob are visiting Byteland. They are observing the map of this country. Surprisingly, the m... |
Mind Flayer Has Attacked Again!Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h... |
No Expectations!You have a jug and nnn mugs. The jug’s capacity is ccc liters and the ithi^{th}ith mug’s capacity is... |
Painful Giveaway!Shahwat is a very good problem solver. He is very famous in his city. In any problem, the mayor asks... |
Rik, the Space TravelerMr. Rik is a famous space traveler. He lives in a galaxy named Victa. There are many planets in this... |
Subset of Master ShifuWhile traveling in dreamland, you've met the highly skilled master of kung fu, "Master Shifu&qu... |
Team FormingBen is the instructor of a camp. He is forming several teams consisting of the students of the camp.... |
The MultiplicationNafis is working on a mathematical project. But he is stuck on a step of it. In this step, numerous ... |
WatercolorBob is the owner of a shop named "Color Maker". He has 256 types of watercolor in his shop... |
XOR TreeYou are given a tree with NNN vertices. A tree is a connected undirected graph without cycles. The t... |
Yet Another XOR Tree ProblemYou are given a tree with NNN nodes. A non-negative weight is assigned to each edge of the tree. Let... |