The Nagging React newbie

A Nagging React newbie $"B"$ is constantly troubling React expert $"A".$ React Expert $"$A$"$ needs to know the minimum set of people following him he needs to remove from his network to stop $"$B$"$ from reaching out to him.

INPUT FORMAT

Total Members in UI Friend Network $=N$

Memberld$1=N1$

Memberld $2=N2$

Memberld $3=N3$

MemberldN $=Nn$

Total Possible Edges $=E$

$$ Follower $1>$ Following $1>$

$$ Follower $2>$ Following $2>$

$$ Follower $N>$ Following $N>$

Follower $=A$

Following $=B$