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Re: Another magic thing about the number SEVEN!
Posted By: M-ClassDate: 2/23/02 3:58 p.m.

In Response To: Another magic thing about the number SEVEN! (Vid Boi)

: Did you know, that if you write an application that guesses a number between
: 1 and 100, using an algorithm that always guesses on the number right
: between the max and the min numbers, letting the user input if the guess
: of too high or too low, it takes the program SEVEN tries to guess the
: number 77!!!

: (Are you thinking of 50? // 1st guess
: too low
: Are you thinking of 75? // 2nd guess
: too low
: Are you thinking of 87? // 3rd guess
: too high
: Are you thinking of 81? // 4th guess
: too high
: Are you thinking of 78? // 5th guess
: too high
: Are you thinking of 76? // 6th guess
: too low
: Are you thinking of 77? // 7th guess!
: yes
: I got it right in 7 tries!

: The code is: too_low: min = guess; // can't be less that this guess
: guess = (max-min)/2 + min;
: goto guess;

: too_high: max = guess; // can't be higher than this guess
: guess = (max-min)/2 + min;
: goto guess;

There are other numbers it can guess in seven tries...

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Replies:

Another magic thing about the number SEVEN!Vid Boi 2/22/02 6:10 a.m.
     Re: Another magic thing about the number SEVEN!M-Class 2/23/02 3:58 p.m.



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