FFT Full form of FFT is Fast Fourier Transformation. Fast Fourier Transformations are widely used for ma... |
Remove Duplicates The problem is so simple. You are given a string and you have to remove all duplicate characters fro... |
Circle and Square Meena and Raju are learning about different shapes. Meena's favourite shape is Circle while Raju lik... |
Very Simple NOD(X) is the number of divisors of X. For example, NOD(10) is 4. 10 has 4 divisors: 1, 2, 5, and 10... |
Squares Three teams from your university competed in the ICPC Asia Dhaka Regional Contest 2021. Sedulous, Re... |
Magic Mirror on the Wall Kyablakanto and his friend Chalakanti went into the Mirror Room after browsing through the fair. In ... |
Poltu and Odd Number Today is Poltu’ first C programming class. And, he needs your help with a programming task. Given tw... |
Hamming Distance Hamming distance between two binary strings of equal length is the number of mismatches between ever... |
Circle, Circle, Circle... There are 2 circles with the radius od=r and oc=R and they are sharing a common center o. The space ... |
Easy Prime! There are N numbers in an array. You will have Q queries. In each query, you can make 2 operations. ... |
K-String We will call a string K-String if it consists of K distinct characters. For example, if K is 3 then ... |
Closest Pair You will be given N pair of coordinates on a 2D space. You will determine distance between the close... |
A Moment of Happiness Solving a problem during a programming contest is always a moment of happiness. During the CUET CSE ... |
How Many Litchis? Tasnim comes to visit Dinajpur which is very famous for litchi production. Today, she comes to a lit... |
Can Peter-III Save "MJ" This Time? Peter-I returns to Dr.Strange as he prepares to use the Macchina to send everyone home. Suddenly, Gr... |
Misti Chor Bhootu likes to eat misti. As he is a mischievous kid, he has decided to steal misti from the nearby... |
Is It Perfect Bob has an initial array D of length n . Alice is a good friend of Bob. So Bob challenges Alice to f... |
Mind Flayer Has Attacked Again! Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h... |
Board of Numbers Imagine you are working for a software company. The company is interested in making mobile games and...
Very Easy
155/207/506 |
Poltu and Minimum Spanning Tree Boltu gave a simple task to his best friend Poltu. You are a good programmer. So, Poltu hired you to... |
Chocolate BUET CSE FEST’23 has come to an end!!!! Chimatu Can’t stop crying as he already started to miss the... |
Queries, Queries Everywhere You are given an array a of length n. You are also given q queries on the array and you have to proc... |
The Depressed Guy There is a guy named "Lucky" who is depressed now. His friend Jack knows why he is depressed. He has... |
XOR and the Array Given an array of N integers, you need to find out the minimum number of integers that must be added... |
Digit String We are giving you a number N and your task is to generate a N digit string where the string reading ... |