@dave
*
*On Tue, Sep 8, 2009 at 7:27 AM, Dave <[email protected]> wrote:
>
> Use the rejection technique, something like this:
>
> do
> {
> do
> U1 = random_1_to_5();
> while( U1 == 5 );
> // At this point, U1 is a uniform integer in the range 1 to 4.
> U2 = random_1_to_5();
> * if( U1 > 2 )//* plz explain this step..
> * U2 += 5;* // plz explain this step..
> }
> while( U2 > 7 );
> // At this point, U2 is a uniform random integer in the range 1 to 7.
>
> It takes on average 45/14 1_to_5 random numbers to make a 1_to_7
> random number.
>
> D
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