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Saturday, July 4, 2009

Tricky programming

1 comment:

  1. /*A function that returns the square root of the number without using built-in functions*/

    double sqrt(double num)
    {
    double guess = num/2, oldguess = 0;
    while(guess != oldguess)
    {
    oldguess = guess;
    guess = (num/guess + guess)/2;
    }
    return guess;
    }

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