Make It Big! You are given a number N (10 ≤ N ≤ 2×109). You have to perform exactly two swap operation. You can c... |
Around the Square You are given a square and there are four circles which are overlapping the square. The center of ea... |
Permutations and Divisors Let P be a permutation of length n where each value from 1 to n occurs exactly once. A subsequence o... |
Maximum Among Divisors Alice is thrilled about participating in the “Take-off Programming Contest Spring 2023”, but she rea... |
Time to Prove Your friend is participating in the "Take-off Programming Contest Spring 2023". This time, he wants ... |
Fibonacci Between Given two numbers L and R, you must print all the Fibonacci numbers between L and R (inclusive). Alt... |
Ishtiaque and the Rabbit Mr Ishtiaque is in trouble. A few months ago, he bought 2 rabbits. He wanted to have two pet rabbits... |
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... |
Paranoid Trading You have been newly appointed as the accountant of Michael Corleone - the famous mafia boss. Your ta... |
I Love 0 Since childhood Abir loved to play with numbers, one day he was counting numbers from 1 to 100 and h... |
Itsy's Magic Cards Itsy needs your help with her magic cards. Her magic cards grant her special spider-witch powers. Un... |
Buildings There are n buildings in a row. The height of the i-th building is hi. You have ৳k. It is the amoun... |
Remove Duplicates The problem is so simple. You are given a string and you have to remove all duplicate characters fro... |
N Factorial! I like short descriptions and I think you so too. Let's say you have a number, N. Now try to find th... |
Mixed Fractions Given an improper fraction (as the numerator $N$ and the denominator $D$), determine and print it in... |
Keep Moving Balurmath is a city which has N interesting tourist spots, which are connected between themselves by... |
Maximum Given N numbers, find the one that is of the highest value and print it. |
Sorting You will be given a string containing small letters and digits. You have to sort the letters and dig... |
Subset Multiplication In mathematics, especially in set theory, set A is a subset of set B, or equivalently B is a superse... |
Find the primes? For a positive integer n, let’s define a function f: f(n) = sum of positive integers less than n whi... |
Khataraina is Back! Last year we helped Adnan with his girlfriend Khataraina’s issue. This year she caused another troub... |
War in the Wizarding World There is a deadly war going on between two countries (Bitland and Byteland) in the wizarding world. ... |
Easy Sequence 1 Let’s define an easy sequence F. Where: F(1)=1 F(2X)=F(X)2+1 F(2X+1)=F(X)×F(X+1)+2 Here X is a posit... |
The Wall A long time ago in a galaxy far, far away, there lived two groups of people named Stormtroopers and ... |
Perseus and The New Challenge The life of princess Andromeda, the daughter of King Cepheus and Queen Cassiopeia of Ados, is in dan... |