A.
Old Wives' Game Kadambari wants to test the brains of the new bride Mrinalini. So she proposed the infamous Old Wive... |
B.
Once Upon a Time in Dhaka Dhaka is one of the mega cities of Bangladesh. At different times, Dhaka was entitled differently by... |
C.
Odd Query A subsequence is a sequence that can be derived from the given sequence by deleting zero or more ele... |
D.
Give Me My Vector I am in a hurry. I have n 2D vectors. And I have created all possible subsets of these n vectors. Fo... |
E.
XOR-Gun YouKn0wWho has an integer sequence a1,a2,…,an. He will perform the following operation until the ... |
F.
Matrix Resurrection We have a two-dimensional matrix consisting of N rows and M columns. The rows are numbered from 1 to... |
G.
Lucky Number Seven People often consider the number 7 as lucky. “But why?” - you might ask. Well, consider the fact tha... |
H.
Help Dr. Wu Dr. Wu is going to organize a competition. He has decided to judge the participants using an automat... |
I.
Trina Loves Mangoes Trina loves mangoes. And she is a valuable member of the famous Mango Eaters Community. This communi... |
J.
Permutation Query An array of integers p1,p2,....,pn is called a permutation if it contains each number from 1 to n... |
K.
Perhaps Strings Are Inevitable Strings are inevitable in life. They give meaning to our expressions. Strings come in life in many w... |
L.
Puzzle of 1's and 0's There is a rectangular puzzle board containing N×Mnumber of places. Each place contains a number: ei... |