Amitava, it is fantastic that you are contributing problems, but you really need to spend more time specifying what the solution should do. The person solving is left needing to guess too much.
Definitely Agree with the cyclist. W/o example it is impossible to understand the task to achieve.
The DC component of a signal is usually its mean. Now filter can have many meanings, but in this case, it means to remove the signal variation.
Find the largest value in the 3D matrix
Divisors of an integer
What is Sum Of all elements of Matrix
Check that number is whole number
Volume of this donut
Acidity of vinegar and salts
Given a number N, find the smallest prime P>N
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