Question

there are n houses in a row numbered from 1 to n. an array infected houses contains the houses the houses which are infected with a virus. in one step, the virus can spread to only it adjacent houses. return the total number of unique ways the infection can spread.

Answer 1

Since due to  one step, the virus can spread to only it adjacent houses. the return the total number of unique ways the infection can spread is 2.

What is the virus attack about?

A computer virus is known to be a kind or type of malicious software that tends to spreads from  computer to another and it is one that tends to lead to damage to data and software.

Lets take n = 5

The infected houses = [1,5]

Therefore, the Possible ways of infection spreading will be:

• 2->4->3
• 4->2->3

= 2

Therefore, Since due to  one step, the virus can spread to only it adjacent houses. the return the total number of unique ways the infection can spread is 2.

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