A.
Palindromic Number There is an interesting security system installed in the ATM booths of Bangladesh. Every bank accoun...
Moderate
163/169/212 |
B.
The Optimus Three You will be given an integer N. Find three positive integers X, Y, Z such that X + Y + Z = N. For ex...
Easy
169/170/218 |
C.
Exclusive-OR Exclusive-OR (or XOR) is a logical operation, which outputs 1 only when two input bits are different... |
D.
Retake You have completed N courses and can retake at most K courses to improve your CGPA. You know the cur...
Moderate
92/115/275 |
E.
Carrier After a lot of chilling, Pikachu is determined to build his carrier. The sole purpose of his carrier... |
F.
Find the Circle You’ll be given two circles A and B of the same radius. You need to draw another circle C such that,... |
G.
Interesting Triplets (Easy) Niko just learned about tree. Not those give us oxygen but tree from graph theory. After a while, he... |
H.
Interesting Triplets (Hard) Niko just learned about tree. Not those give us oxygen but tree from graph theory. After a while, he... |
I.
Reform A Substring You are given a string s. You need to reform the string in such a way that there exists at least one... |
J.
Relocation Game Tourist ( Gennady Korotkevich ) is a famous competitive programmer. He has won two ACM ICPC World Fi... |
K.
Mischievous Meme Maker Memes are love, memes are life. Living in 2018, we are all very familiar with internet memes. They a... |
L.
Bucket You have a bucket of numbers which is initially empty. You have to perform Q operations of 4 differe... |