Life of Phi II You will be given two integers n and m where GCD(n,m)=1. You have to tell that how many numbers are ... |
Circle and Square Meena and Raju are learning about different shapes. Meena's favourite shape is Circle while Raju lik... |
Poltu and Odd Number Today is Poltu’ first C programming class. And, he needs your help with a programming task. Given tw... |
How Many Litchis? Tasnim comes to visit Dinajpur which is very famous for litchi production. Today, she comes to a lit... |
Boys in the Assembly N boys are standing in the assembly. There is a single line only. Boys are denoted by their roll num... |
Arko and Special Permutations Arko is very fond of permutations. He can easily calculate the number of n length permutations. (In ... |
Who Ate the Pizza Slices? Misty’s life is very dramatic. No matter how careful she is, some interesting and sometimes unfortun... |
Arya and OR Little Arya loves to play with numbers. She likes to play in different ways with them. One day she s... |
Choco Moco Aminul & Imran are good friends. Not only friends but also teammates. Their team NSU MeowMax qualifi... |
Delete the Array There is an array of size n. You will be given an integer x. In each move you have to subtract x or ... |
Squares Inside Square Hello , Programmers. There is one thing that I don't like about competitive problem solving, which i... |
Red and Green Suppose, there is an array of N integers. Each index of the array is either red or green. The first ... |
Fibonacci Between Given two numbers L and R, you must print all the Fibonacci numbers between L and R (inclusive). Alt... |
Pera in CSEmpur Who does not like a short and precise problem statement? Atleast everyone in CSEmpur does. You are g... |
Erik: The Candyboy - 1 Erik has N candies, and he wants to distribute those candies among his friends. But he has more frie... |
Palindromic CSEmpur Welcome to CSEmpur once again! It has been observed that a good number of inhabitants like palindrom... |
Bad Boy Ekhlas Ekhlas is a bad boy, not the type of bad that you generally admire. When he was little, his primary ... |
Gutibaji on Chessboard Let there be a chessboard of size N×M, and only one bishop in a cell (x,y). How many cells can the b... |
Demonic Subset Lets not waste your time with long tiring problem statement and just go straight to the point. You a... |
Divisible by 3 You will be given a string containing digits. You have to say the number of sub strings whose sum is... |
Combination Lock Imagine a Combination Lock - If you set the numbers to a preset combination (passcode), the lock wi... |
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... |
Learning New Algorithms Every Day Shak is a new programmer and he knows nothing about algorithms. He has made a plan and decided to le... |
Wizard Duel Wizard Duel is approaching soon in Hogwarts and the students of the Dueling Club are absolutely thri... |
Opera & B2G1 “Don’t practice until you get it right. Practice until you can’t get it wrong” Bangladesh is the ho... |