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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
4K+ Views
Suppose we have a tuple. There are few numbers are present. We have to find the hash value of this tuple by using hash() function. This is a built-in function. The hash() function can work on some datatypes like int, float, string, tuples etc, but some types like lists are ... Read More
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Arnab Chakraborty
641 Views
Suppose we have a list of numbers in Python. We have to reverse and sort the lists using list operations but do not change the actual list. To reverse the list we have reverse() function for lists but if we use it, the list will be reversed in place. Similar ... Read More
![Arnab Chakraborty](https://www.tutorialspoint.com/assets/profiles/123881/profile/60_2940367-1661162113.png)
Arnab Chakraborty
6K+ Views
Suppose we have a dictionary of students marks. The keys are names and the marks are list of numbers. We have to find the average of each students.So, if the input is like scores = {'Amal' : [25, 36, 47, 45], 'Bimal' : [85, 74, 69, 47], 'Tarun' : [65, ... Read More
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Arnab Chakraborty
235 Views
Program to find expected sum of subarrays of a given array by performing some operationsSuppose we have an array A whose size is n and two values p and q. We can perform these operations on A.Randomly select two indexes (l, r) where l < r, then exchange A[l] and ... Read More
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Arnab Chakraborty
1K+ Views
Suppose we have the names and grades for each student in a nested list we have to display the names of any students having the second lowest grade. If there are more than one students with the second lowest grade, reorder these in an alphabetical order and print each name ... Read More
![Arnab Chakraborty](https://www.tutorialspoint.com/assets/profiles/123881/profile/60_2940367-1661162113.png)
Arnab Chakraborty
1K+ Views
Suppose we have a list of scores for different number of participants. We have to find the runner-up score.So, if the input is like scores = [5, 8, 2, 6, 8, 5, 8, 7], then the output will be 7 because the winner score is 8 and second largest score ... Read More
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Arnab Chakraborty
93 Views
Suppose we have M different expressions, and the answers of these expressions are in range 1 to N (both inclusive) So consider x = max(f(i)) for each i in range 1 through N, we have to find the expected value of x.So, if the input is like M = 3, ... Read More
![Arnab Chakraborty](https://www.tutorialspoint.com/assets/profiles/123881/profile/60_2940367-1661162113.png)
Arnab Chakraborty
214 Views
Suppose we are provided with a string str. A border of a string is a substring that is a proper prefix and a suffix of that string. For example, 'ab' is a border of the string 'ababab'. A border is called a palindrome border if the border string is a ... Read More
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Arnab Chakraborty
114 Views
Suppose we are provided n number of strings; str1, str2, str3, ....., strn. Now, let's suppose that substri is a set that contains all the substrings of stri. The union of all the substr sets is substr_union. We now are given q number of queries, and we have to find ... Read More
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Arnab Chakraborty
175 Views
Suppose we have one regular polygon with n sides represented as a binary string of size n. The vertices can be colored either in blue (0) or in red (1). They are colored in clockwise direction We have to count number of isosceles triangles whose vertices are vertices of the ... Read More