Black_hat123's blog

By Black_hat123, history, 20 months ago, In English

Hello, can any one please tell how to solve This problem

 
 
 
 
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20 months ago, # |
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Well, if n was <= 20 we could've simply ran through every subset of the the array, but n <= 40. Observe that 40 is still pretty close to 20.

So what should we do?

Solution
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    6 weeks ago, # ^ |
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    and When n=80 or n=60 then what to do ?? i.e n=80 , i devide array into 4 sub_array, a1 a2 a3 a4 . But How can i proceed further ?? [user:apostoldaniel854]can you please explain it to me??