A.
Satisfaction You have vacation for the next N days. Each day you will either create a problem or you will hold a ... |
B.
Peculiar Partitioning II You are given an array a of length n. Each element of the array is a non-negative integer less than ... |
C.
The Very Last Exam You have spent the last twenty years studying competitive programming. Now only one exam stands betw... |
D.
Festive Shuffling You are given a binary string S and k distinct indices to perform an operation. The operation is lik... |
E.
Ankara Messi It is Argentina vs Croatia in the football world cup semifinal of 2022 in a parallel universe. The f... |
F.
Chocolate BUET CSE FEST’23 has come to an end!!!! Chimatu Can’t stop crying as he already started to miss the... |
G.
LR This task is simple. You will be given 2 positive integers L and R. Find the number of positive even... |
H.
Better Together! There are N cities and initially 0 roads between them. You are the Civil Engineer (but a programmer ... |
I.
Reassemble There are N posts in a line numbered from 1 to N from left to right. Each post i has a distance di ... |
J.
Eulers Peculiar Dream After discovering the famous totient function ϕ(x) Euler got so fond of it that he applied it to eve... |
K.
Cold Rainy Night in Stoke Night is ending. You have just got N points in 2D-coordinate plane in your dream. Wait! Things were ... |
L.
Gardening You are given a tree with N vertices. Here, a tree is an undirected graph in which any two vertices ... |