Author: Ionut Paun

Challenge: Insane DFS Subdomeniu: Combinatorics (combinatorics) Scor cont: 150.0 / 150 Submission status: Accepted Submission score: 1.0 Submission ID: 464775810 Limbaj: python3 Link challenge: https://www.hackerrank.com/challenges/insane-dfs/problem Cerinta Imagine you have a rooted tree consisting of $n$ vertices. Consider the following function:

Challenge: Ichigo and Revenge Subdomeniu: Combinatorics (combinatorics) Scor cont: 120.0 / 120 Submission status: Accepted Submission score: 1.0 Submission ID: 464735933 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/ichigo-and-revenge/problem Cerinta Grimmjow is not dead. He comes back to take revenge from Ichigo. This

Challenge: How Many Trees? Subdomeniu: Combinatorics (combinatorics) Scor cont: 100.0 / 100 Submission status: Accepted Submission score: 1.0 Submission ID: 464817523 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/how-many-trees/problem Cerinta You are given two integers $N$ and $L$. Compute the number of unrooted

Challenge: Highway Construction Subdomeniu: Combinatorics (combinatorics) Scor cont: 75.0 / 75 Submission status: Accepted Submission score: 1.0 Submission ID: 464762397 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/highway-construction/problem Cerinta You are planning the next FIFA World Cup and you are counting the number

Challenge: Grid Lines Subdomeniu: Combinatorics (combinatorics) Scor cont: 80.0 / 80 Submission status: Accepted Submission score: 1.0 Submission ID: 464737194 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/grid-lines/problem Cerinta In an NxM grid with each cell's dimension being 1×1, there will be (N+1)

Challenge: Game Of Thrones – II Subdomeniu: Combinatorics (combinatorics) Scor cont: 50.0 / 50 Submission status: Accepted Submission score: 1.0 Submission ID: 464734608 Limbaj: java8 Link challenge: https://www.hackerrank.com/challenges/game-of-throne-ii/problem Cerinta This follows from [Game of Thrones – I](https://www.hackerrank.com/contests/july13/challenges/game-of-thrones). Now that the

Challenge: Farmer Subdomeniu: Combinatorics (combinatorics) Scor cont: 80.0 / 80 Submission status: Accepted Submission score: 1.0 Submission ID: 464763378 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/demidenko-farmer/problem Cerinta The farmer decided to build a barn on his farm. But on his farm there

Challenge: Div and Span Subdomeniu: Combinatorics (combinatorics) Scor cont: 70.0 / 70 Submission status: Accepted Submission score: 1.0 Submission ID: 464745293 Limbaj: python3 Link challenge: https://www.hackerrank.com/challenges/div-and-span/problem Cerinta Maya is teaching Alex about HyperText Markup Language ([HTML](https://en.wikipedia.org/wiki/HTML)). Alex is confused about

Challenge: Digit Products Subdomeniu: Combinatorics (combinatorics) Scor cont: 60.0 / 60 Submission status: Accepted Submission score: 1.0 Submission ID: 464756451 Limbaj: cpp14 Link challenge: https://www.hackerrank.com/challenges/digit-products/problem Cerinta Let $D(X)$ be a function that calculates the digit product of $X$ in base

Challenge: Cyclic Quadruples Subdomeniu: Combinatorics (combinatorics) Scor cont: 60.0 / 60 Submission status: Accepted Submission score: 1.0 Submission ID: 464744588 Limbaj: python3 Link challenge: https://www.hackerrank.com/challenges/cyclicquadruples/problem Cerinta You need to count the number of quadruples of integers _(X₁, X₂, X₃, X₄)_,