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  1. import math
  2.  
  3.  
  4. # noinspection PyTypeChecker
  5. class Point:
  6.     def __init__(self, x, y):
  7.         self.x = x
  8.         self.y = y
  9.  
  10.     def __neg__(self): # operator - (унарный), противоположный вектор
  11.         return Point(-self.x, -self.y)
  12.  
  13.     def __invert__(self): # operator ~ (унарный), поворот на 90 градусов
  14.         return Point(-self.y, self.x)
  15.  
  16.     def __add__(self, other): # operator +, сложение векторов
  17.         return Point(self.x + other.x, self.y + other.y)
  18.  
  19.     def __sub__(self, other): # operator -, вычитание векторов
  20.         return Point(self.x - other.x, self.y - other.y)
  21.  
  22.     def __truediv__(self, other): # operator /, скалярное произведение
  23.         return self.x * other.x + self.y * other.y
  24.  
  25.     def __mod__(self, other): # operator %, векторное произведение
  26.         return self.x * other.y - self.y * other.x
  27.  
  28.     def __mul__(self, other): # operator *, умножение на число
  29.         return {self.x * other, self.y * other}
  30.  
  31.     def argument(self):
  32.         return math.atan2(self.y, self.x)
  33.  
  34.     def length(self):
  35.         return math.sqrt(self / self)
  36.  
  37.  
  38. a, b = Point(4, 2), Point(10, 12)
  39. c = a + b
  40. print(c.length(), c.argument() / math.pi, '* PI')
  41. print(c / Point(-1, 1), c % Point(-1, 1))
Success #stdin #stdout 0.02s 9492KB
comments (?)
stdin 
Standard input is empty
stdout 
19.79898987322333 0.25 * PI
0 28
https://ideone.com/SotVK0
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
secret

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