Football and ICPC
October month of year 20** has been wonderful for our department .One team from our department has j...
Very Easy 237/252/447
Water Bottle Buying
Toukir is new in Dhaka and he just arrived today. He got a chance to study at Notre Dame College. Af...
Square and Cube
Turja is thinking of preparing a hard problem for intra AUST programming contest. He asked Alam and ...
Do You Know LIS?
Alam has an array a with n elements a1​,a2​,…,an​ and an integer x. For each i (1≤i≤n−1) index i and...
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 ...
Room Number 13
Many hotels around the world skip the number 13 and go straight to 14 when numbering rooms. This is ...
Very Easy 80/114/293
Naughty Subsequence - V2.0
Mahib loves ‘Naughty Subsequence’-s. He will give you an array of characters ara[0,1,...,n-1] that c...
mashfiqur404 DP, DataStructure Very Easy 38/43/96
Boys in the Assembly
N boys are standing in the assembly. There is a single line only. Boys are denoted by their roll num...
Sum & Multiple
RAPL community is raising money for the treatment of Muntasir’s mother. So we have a list to do this...
Is It A Square?
Shikamaru is the most brilliant student of his class. He is very good at Mathematics. Mr. Asuma is t...
The Game Is On
As we know Mr. Bean is mainly an action movie star. But during this pandemic, he is not able to do a...
Byang and The Grid Game
Byang has invented a game he wants to play with his soulmate Byangette during their spare time. The ...
Knapsack
You have a backpack that can carry a maximum weight of C. You will also be given a set of items, the...
DP Very Easy 73/91/225
Divisor Difference
If you have solved the previous problem, the problem setter is congratulating you. Now focus on your...
Very Easy 158/226/597
Time Is the Best Healer
After getting his heart broken multiple times Tyrion really lost his mind. But Varys thought a brain...
Shuvo Noboborsho!
"Shuvo Noboborsho" is the traditional greeting for Bengalis in the Bengali new year which means "Hap...
Co-Prime Enemy Pair
Two integers A and B are known as co-prime or relatively prime if their greatest common divisor GCD ...
K-Th Root
You will be given Q queries. In each query, you will be given two positive integers A and B. You hav...
Imagine a Graph 1
Imagine a graph of infinite nodes labelled with positive integers from 1 to ∞. Take every pair of no...
Very Easy 35/49/156
Counting Murgis
Ever since that wicked thief took away some of her murgis (hens, that is), Meena was ever anxious th...
Word Count
Counting the frequencies of words are a basic and important task in natural language processing. In ...
Arko and Special Permutations
Arko is very fond of permutations. He can easily calculate the number of n length permutations. (In ...
Meeting Table
Let there be three groups of people waiting to attend a meeting. There are $\textbf N$ people in eac...
Exists or Not Exists
You will be given some numbers. Then there will contain some queries. In every query there will be g...
Choco Fun
You brought C chocolates to a party where there are A adults and K kids. You know that an adult will...
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