A. Siraj Raval and His DatasetSiraj has a dataset consisting of $N$ 2D cartesian points. Siraj wants to find out a straight line o...

B. Random GraphsThis problem is very easy. There’s a graph of $N$ nodes. Each edge $uv$ ($u >= v ; u = v$ is po...

C. NTaGon Has a ProblemNtagon is a regular convex polygon shaped stadium where the polygon has N arms. Recently an alien ...

D. Isomorphic GraphYou are given two connected graphs $G_1$ and $G_2$. Both of the graphs have $N$ vertices and $N$ num...

E. Rotation DilemmaAkash has two favorite convex polygons $A$ and $B$. But one of his new year resolution for 2020 is t...

F. Milad's Lost TreeMilad likes trees so much. He has a rooted tree with $n$ vertices each of which has some nonnegativ...

G. Christmas GiftsIt’s Christmas time! It’s the time when Santa brings gift for the children. This year Santa has $K$ ...

H. Levi SquadTitans have breached Wall Maria! Since Erwin is in the capital, Levi quickly gathered his squad of $...

I. Wavio PalindromePalindrome is a string which reads the same from both right to left and left to right. Formally, a s...

J. Freezing TreesWe heard you like trees. But this problem has no relation to trees being frozen. :D You are given a...
