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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
158 Views
Suppose we have a number n. Amal gives some stones to Bimal and he gives stones more than once, but in one move if Amal gives k stones, in the next move he cannot give k stones, so given stones in one move must be different than the previous move. ... Read More
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Arnab Chakraborty
74 Views
Suppose we have four numbers d, L, v1 and v2. Two presses are initially at location 0 and L, they are moving towards each other with speed v1 and v2 each. The width of a person is d, he dies if the gap between two presses is less than d. ... Read More
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Arnab Chakraborty
328 Views
Suppose we have one binary string S with n bits and another number d. On a number line, a frog wants to reach point n, starting from the point 1. The frog can jump to the right at a distance not more than d. For each point from 1 to ... Read More
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Arnab Chakraborty
343 Views
Suppose we have an array A with n elements. There were n groups of students. A group is either one person who can write the code with anyone else, or two people who want to write the code in the same team. But the mentor decided to form teams of ... Read More
![Arnab Chakraborty](https://www.tutorialspoint.com/assets/profiles/123881/profile/60_2940367-1661162113.png)
Arnab Chakraborty
229 Views
Suppose we have an array A with n elements and have another value t. On ith day Amal spends A[i] seconds in work. In the free time he reads a book. The entire book will take t seconds to complete. We have to find how many days he will need ... Read More
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Arnab Chakraborty
196 Views
Suppose we have a string S with n letters. We have to find another string T, such that T is palindrome and S is subsequence of T.So, if the input is like S = "ab", then the output will be "aabaa" (other answers are also available)StepsTo solve this, we will ... Read More
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Arnab Chakraborty
175 Views
Suppose we have a string S with n letters. The letters are either 'R' or 'U'. On a 2D plane, a robot can go right or up. When it is 'R' it moves right and when it is 'U' it moves up. However the string is too large, we want ... Read More
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Arnab Chakraborty
332 Views
Suppose we have two numbers s and t, and another array D with n elements. The circle line of the Dreamland subway has n different stations. We know the distances between all pairs of neighboring stations: D[i] is the distance between station i and i+1, and D[n-1] is the distance ... Read More
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Arnab Chakraborty
230 Views
Suppose we have a matrix of size n x m. Each cell will hold one value from 0 to 9. There is a flag should be striped: each horizontal row of the flag should contain squares of the same color, and the colors of the adjacent horizontal rows should be ... Read More
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Arnab Chakraborty
93 Views
Suppose we have a binary string S with n bits. There are no redundant leading zeroes. We can perform two different operations on S −Swap any pair of adjacent bitsReplace all "11" with "1"Let val(S) is decimal representation of S. We have to find minimum correct string, where correct string ... Read More