NPTEL Programming Data Structures And Algorithms Using Python | NPTEL Week 2 Programming Assignment | NPTEL Assignment Solutions

NPTEL Programming, Data Structures And Algorithms Using Python Week 2 Programming Assignment | NPTEL Swayam Assignment Answers

Nptel Week 2 Programming Assignment Answers:

>>> intreverse(783)

387

>>> intreverse(242789)

987242

>>> intreverse(3)

3

>>> matched("zb%78")

True

>>> matched("(7)(a")

False

>>> matched("a)*(?")

False

>>> matched("((jkl)78(A)&l(8(dd(FJI:),):)?)")

True

>>> sumprimes([3,3,1,13])

19

>>> sumprimes([2,4,6,9,11])

13

>>> sumprimes([-3,1,6])

0

Code:

def intreverse(n): r=str(n) y=r[::-1] return int(y) def matched(s): c=0 for i in range(len(s)): if s[i]=="(": c+=1 elif s[i]==")": c-=1 if c<0: return False return(c==0) def isprime(a): for j in range(2,a): if a%j==0: return False if a<2: return False return True def sumprimes(l): sum = 0 for i in range(0, len(l)): if isprime(l[i]): sum = sum + l[i] return sum

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