Can Smoking More Than One Cigar Ever Make You Addicted To Nicotine?

I have a friend who is curious about whether she will become addicted to nicotine after smoking two cigar with the spam of 4 months in between.

How Many Times More Dangerous Are Cigars Compared To Cigarettes?

My friend has gave up smoking cigarettes in favour of smoking cigars. I am worried he is doing serious damage to his health. Can anybody help me with some facts to point out. Cheers in advance.