Problems from Intra NSU Programming Contest Summer 2018

These problems are from a contest hosted on July 20, 2018 at 3:15 AM UTC. See details...

Standings
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...
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...
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