Explosion
There is a house named Larcana. It is a very weird house. There are exactly N rooms in total and bet...
Elementary Math
Ellen is teaching elementary math to her students and the time for the final exam has come. The exam...
The Archipelago of Mirpur
The archipelago of Mirpur consists of N islands. The famous architect PogPog was hired to connect al...
Fortis Fortuna Adiuvat
Your very close friend, John, also known as the Baba Yaga, is often on various missions to complete ...
Plant Trees, Save Life
There are n students in a school. Some of them are friends with each other. You want to make the sch...
Zer VS EEE
Zer is a programmer who has a friend named Nir. Nir always shows off how great EEE is. One day Nir c...
Playing On A Directed Graph
You are given a directed graph consisting of n vertices and m edges (each edge is directed, so it ca...
Stephen, Bob, and Tomato's Canvas
If Stephen Hawking was right, then there is a universe where Bob Ross is a student of Tomato Yoshi. ...
Scarlet Speedster
The scarlet speedster of Central City, popularly known as the Flash is fighting an epic battle again...
Unfair Robot Race
Two teams of robots, Team A and Team B, are racing in a 2D grid. There will be a total of 6 rounds. ...
Zoba the Misleader
Zoba has 3 strings, named S1​, S2​ and S3​. He wanted to make a tough problem for Mihaf with these s...
MonoMono
You have probably heard of the famous board game, Monopoly. According to Wikipedia, in this game, pl...
Memes vs. Social Media
In this era of modern technology social media is the most powerful weapon and the viral issue is the...
Milad's Lost Tree
Milad likes trees so much. He has a rooted tree with $n$ vertices each of which has some non-negativ...
Preparing for War
There were N cities in England. Each contained a warrior with skillset equal to X. All the cities we...
Itsy's Magic Cards
Itsy needs your help with her magic cards. Her magic cards grant her special spider-witch powers. Un...
Gujob
You probably heard the name of 'Kababdesh', where people are very fond of kababs. Everyone live ther...
Rik, the Space Traveler
Mr. Rik is a famous space traveler. He lives in a galaxy named Victa. There are many planets in this...
Seven Kingdoms!
The dragon queen just conquered the Seven Kingdoms. Initially there are N cities in "Seven Kingdoms"...
Poltu and Graph
Poltu has got a graph with N nodes and M edges. Every edge has a weight. There can be multiple edges...
The Selection
SUST has n departments numbered from 1 to n where every pair of distinct departments is connected by...
Ada in Dreamland
Ada is wondering in her dreamland. Her dreamland consists of n spots. She has this weird machine wit...
Flyover in Twinland
Rio has become the president of Twinland. Now he wants to develop his country to fulfill his promise...
Ghosh vs Datta
About two hundred years ago, a serious dispute evoked between the two neighboring colonies of Khulna...
Bad XOR 2 (Hard)
So after successfully becoming many people's nightmare, XOR has struck again, this time to haunt you...
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