Recent questions tagged nptel-quiz

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The number of possible subsequences in a string of length n are:$n^{2}$$2^{n}$ n!n(n-1)
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In an array A[1..n] of n distinct elements, if i < j and A[i] A[j], then the pair (i,j) is called an inversion of A.How many inversions are there in the array A = {n,n-1...
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The solution of the recurrence: T(n) = 2T(n/3) + nlgn by given Θ - notation bound isΘ(nlgn)Θ($n^{2}$)Θ(n)Θ($n^{2}$lgn)
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in a class we ask the students their birthdays; one-by-one. continue till a date repeats.(Assume that there are 365 dates.)Let x := #students asked.What is P (x = k) =?, ...
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Sir kindly explain. I did not get this question.
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NPTEL Assignment Questionhttps://nptel.ac.in/content/storage2/courses/downloads/106105190/noc19_cs01_Assignment12.pdf
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Kindly Solve this sir, My answer is wrong.
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Question may be incorrect I guess. Kindly look into it. Sir please solve this.
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A regular expression for accepting strings with exactly one $1$ more than $0$’s is$0^{\ast}1$$(0|1)^{\ast}1(0|1)^{\ast}$$(0|1)^{\ast}1(0|1)^{\ast}|1(0|1)^{\ast}$Not pos...