testrun.txt

ian@ian-Latitude-E7440:~$ nano schoofa.py
ian@ian-Latitude-E7440:~$ python3 schoofa.py
P + Q = (86, 93)
ian@ian-Latitude-E7440:~$ cat schoofa.py
class EllipticCurve:
    def __init__(self, a, b, p):
        self.a = a
        self.b = b
        self.p = p

    def add_points(self, P, Q):
        if P == (0, 0):
            return Q
        if Q == (0, 0):
            return P

        x1, y1 = P
        x2, y2 = Q

        if P != Q:
            slope = (y2 - y1) * pow(x2 - x1, -1, self.p) % self.p
        else:
            slope = (3 * x1 * x1 + self.a) * pow(2 * y1, -1, self.p) % self.p

        x3 = (slope * slope - x1 - x2) % self.p
        y3 = (slope * (x1 - x3) - y1) % self.p

        return (x3, y3)

# Example usage
curve = EllipticCurve(a=2, b=3, p=97)  # Example curve parameters
P = (3, 6)
Q = (10, 7)

R = curve.add_points(P, Q)
print(f"P + Q = {R}")
ian@ian-Latitude-E7440:~$ sloccount schoofa.py
Have a non-directory at the top, so creating directory top_dir
Adding /home/ian/schoofa.py to top_dir
Categorizing files.
Finding a working MD5 command....
Found a working MD5 command.
Computing results.


SLOC	Directory	SLOC-by-Language (Sorted)
24      top_dir         python=24


Totals grouped by language (dominant language first):
python:          24 (100.00%)




Total Physical Source Lines of Code (SLOC)                = 24
Development Effort Estimate, Person-Years (Person-Months) = 0.00 (0.05)
 (Basic COCOMO model, Person-Months = 2.4 * (KSLOC**1.05))
Schedule Estimate, Years (Months)                         = 0.07 (0.79)
 (Basic COCOMO model, Months = 2.5 * (person-months**0.38))
Estimated Average Number of Developers (Effort/Schedule)  = 0.06
Total Estimated Cost to Develop                           = $ 538
 (average salary = $56,286/year, overhead = 2.40).
SLOCCount, Copyright (C) 2001-2004 David A. Wheeler
SLOCCount is Open Source Software/Free Software, licensed under the GNU GPL.
SLOCCount comes with ABSOLUTELY NO WARRANTY, and you are welcome to
redistribute it under certain conditions as specified by the GNU GPL license;
see the documentation for details.
Please credit this data as "generated using David A. Wheeler's 'SLOCCount'."
ian@ian-Latitude-E7440:~$