Building the Number This is a straight-froward problem. You will be given N. You have to find the expected value of buil... |
Expected Result A witch has imprisoned Bob in the 1st room of the Central Witchland Hotel. The hotel is weird. All t... |
Goku's Tree Recently Goku has discovered a rooted tree graph. Goku’s tree has N nodes, among them node 1 is the ... |
Marbles Per Second You have a rooted tree of n nodes. If we traverse the tree from the root, let’s say the traversing o... |
Morona Virus Arrived "Cover your nose and mouth with a bent elbow or tissue when you sneeze or cough." World has defeated... |
Prisoners Let me tell you a story of a dangerous prison. There were N prisoners in that prison. It is guarante... |