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wgan wrote: > > [EMAIL PROTECTED] (wgan) wrote in message news:<[EMAIL PROTECTED]>... > > just to solve taxicab(2) which is N can be expressed a^3+b^3 in > > exactly two ways. I'm getting trouble in solving them in a effective > > way. any hints or help will be fine. thanks. > > btw, so far I know is N=a^3+b^3=c^3+d^3 (a<c<d<b, gcd(a,b,c,d)=1), > > that's it, cannot figure out a solution with a high speed anymore. > > well, forget to tell, i want to solve it with any general language > form, like c, pascal or others. You can compare your results against: http://www.research.att.com/projects/OEIS?Anum=A001235 Hugo Pfoertner
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