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Arnab Chakraborty has Published 4452 Articles
![Arnab Chakraborty](https://www.tutorialspoint.com/assets/profiles/123881/profile/60_2940367-1661162113.png)
Arnab Chakraborty
273 Views
Suppose we want to find the total area covered by two rectilinear rectangles in a 2D plane. Here each rectangle is defined by its bottom left corner and top right corner as shown in the figure.To solve this, we will follow these steps −width_1 := |C-A|, height_1 := |D-B|width_2 := ... Read More
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Arnab Chakraborty
172 Views
Suppose we have a sequence nums of size n. We have to find the maximum size of subsequence of nums in which every pair (p, q) is a nice pair? A pait is said to be nice pair if and only if it holds at least one of these conditions: ... Read More
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Arnab Chakraborty
123 Views
Suppose we have a number A. We have to generate a large number X by concatenating A, n times in a row and find the value of X modulo m.So, if the input is like A = 15 n = 3 m = 8, then the output will be 3, ... Read More
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Arnab Chakraborty
139 Views
Suppose there is a strange language called Ajob language. It has infinite number of letters. We know n words in this language. The first word is one character long, second one is two character long and so on. And all letters in a word are unique. If we select any ... Read More
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Arnab Chakraborty
78 Views
Suppose we have a number n, and another number k. We have to check whether n can be represented as a sum of k prime numbers or not.So, if the input is like n = 30 k = 3, then the output will be True because 30 can be represented ... Read More
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Arnab Chakraborty
66 Views
Suppose we have a number n. If we have numbers like [1, 2, ..., n] we have to count number ofpossible BSTs can be formed using these n values. If the answer is too large, then mod the result by 10^9+7.So, if the input is like n = 3, then ... Read More
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Arnab Chakraborty
164 Views
Suppose, there are n number of balls. The balls are ordered in a fashion 1, 2, 3, 4, ..., n. Now the balls are reversed in order, or ordered in a way n, n-1, n-2, ......, 2, 1. The balls are again reversed in order, this time they are reversed ... Read More
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Arnab Chakraborty
116 Views
Suppose, there is a polygon with n vertices, n flipping axis, and n rotation points. The following are true for the flipping axes and rotation pointsIf n is odd, each flipping axis passes through only one vertex and the middle of the opposite side.If n is even, half of the ... Read More
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Arnab Chakraborty
207 Views
Suppose, there is a n x n matrix initialized with 0s. Now, a list is given and it contains some pairs that contain a particular row and a column position. For each item i in the list, the contents of the cells increase by 1 where the row number and ... Read More