No Idea! [HackerRank] [Interview] | Python | Problem Solving

This video is about No Idea! problem from HackerRank.
Problem: www.hackerrank...
#Hackerrank #Python #Interview
Sample Code:
n,m=map(int,input().split())
arr=list(map(int,input().split()))
A=set(map(int,input().split()))
B=set(map(int,input().split()))
print(sum((i in A) - (i in B) for i in arr))
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[@codingcart]

If you enjoyed this video, make sure to checkout my other video Capitalize! problem from HackerRank - ruclips.net/video/iV2ezsexlE8/видео.html. Don't forget to like , subscribe and share with others who can learn from it. Thanks.

[@AnilKumar-uc9lf]

Thank you , good concept

[@codingcart]

Glad it helped😊. Please do share with your friends too😊

[@soumyaranjandash3597]

Thanks broo for a nice lecture..👍🙂

[@dattianirudh5403]

why does some programs dosen't work in pypy3??

[@avilashbhowmik3995]

The explanation was really great but we should increase our video speed

[@aryangupta4539]

HELP!! why it s not working in opposite manner where arr be converted into set

[@sabarivasan6685]

why should we use set in A and B and why we should not use list?

[@RohitSharma-gj6kv]

i am unable to understand last line of code

[@divyarajsinhpadhiyar4442]

i am from electronics abhi 4 din se python sikh raha hu but muje to hackerrank question hi samaj nahi aa rahe
it is normal for everyone?

[@codingcart]

yes..Its normal for every beginner nothing to worry.

[@soumyaranjandash3597]

@@codingcart yes..

[@suthirakprom]

what do you use to draw on a macbook? I'm just curious.

[@codingcart]

We are using:-
amzn.to/2wnAE9F

[@sahilbisht3661]

really helpful !!

[@codingcart]

So glad!

[@rudranshbhardwaj2547]

Bhi thora speed combine nhi karo.. thora process m karo ki samaj aa jaya..
App short hand bahut use karta ho..

[@chupachuplollipop6832]

Hey i just doing the same thing but my compiler shows that i exceeded the time limit.

[@rowl97865]

Question: what is the reason for mapping the n,m"s value?

[@RajuSingh-ms2kr]

for taking a,b and arr in specific range...

[@wanderer....5574]

why dont u give size of array and sets ?

[@srishylesh2935]

how many easy level problems are there on python hackerrank

[@codingcart]

You can filter out from each topic..but it's not constant, they upload new problems time to time.

[@kunjgandhi4462]

you can simply use issubset() function

[@_abd4435]

No it's for all the elements we've to check every element here!

[@sandeepkumartiwari8436]

happiness=0
n,m=map(int,input().split())
array=list(map(int,input().split()))
A=set(map(int,input().split()))
B=set(map(int,input().split()))
for i in array:
if i in A:
happiness+=1
elif i in B:
happiness-=1
print(happiness)