"Deepak and Primes II" problem

#1

Sir I tried my best to solve the question but its only passing 3 out of the 7 test cases. Please rectify where am I doing wrong.
The link for the code is :-

#2

use segmented seive …

#3

Sir, I have already used segmented sieve in the code.

#4

actually your code is printing 1 too,
take the case
1
1 100000
it print 1 also which is no a prime.

#5

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