print('Hello from Codon 2')

@tuple
class Vec:
    a: float
    b: float
    tag: str
    n: ClassVar[int] = 0
    d: ClassVar[int] = 0

    def __new__(a: float = 0.0, b: float = 0.0):
        v = Vec(a, b, 'v' + str(Vec.n))
        Vec.n += 1
        return v

    def foo(self, a: float = 1.11, b: float = 2.22):
        return (self.a, a, b)

    def bar(self):
        return self

    def baz(a: float = 1.11, b: float = 2.22):
        return (a, b)

    def nop():
        return 'nop'

    @property
    def c(self):
        return self.a + self.b

    def __str__(self):
        return f'{self.tag}: <{self.a}, {self.b}>'

    def __repr__(self):
        return f'Vec({self.a}, {self.b}, {repr(self.tag)})'

    def __add__(self, other: Vec):
        return Vec(self.a + other.a, self.b + other.b, f'({self.tag}+{other.tag})')

    def __iadd__(self, other: Vec):
        a, b = self.a, self.b
        a += other.a
        b += other.b
        tag = f'({self.tag}+={other.tag})'
        return Vec(a, b, tag)

    def __add__(self, x: float):
        return Vec(self.a + x, self.b + x, f'({self.tag}+{x})')

    def __iadd__(self, x: float):
        a, b = self.a, self.b
        a += x
        b += x
        tag = f'({self.tag}+={x})'
        return Vec(a, b, tag)

    def __add__(self, x: int):
        return Vec(self.a + x, self.b + x, f'({self.tag}++{x})')

    def __sub__(self, other: Vec):
        return Vec(self.a - other.a, self.b - other.b, f'({self.tag}-{other.tag})')

    def __isub__(self, other: Vec):
        a, b = self.a, self.b
        a -= other.a
        b -= other.b
        tag = f'({self.tag}-={other.tag})'
        return Vec(a, b, tag)

    def __mul__(self, x: float):
        return Vec(self.a * x, self.b * x, f'({self.tag}*{x})')

    def __imul__(self, x: float):
        a, b = self.a, self.b
        a *= x
        b *= x
        tag = f'({self.tag}*={x})'
        return Vec(a, b, tag)

    def __mod__(self, x: float):
        return Vec(self.a % x, self.b % x, f'({self.tag}%{x})')

    def __imod__(self, x: float):
        a, b = self.a, self.b
        a %= x
        b %= x
        tag = f'({self.tag}%={x})'
        return Vec(a, b, tag)

    def __divmod__(self, x: float):
        raise ArithmeticError('no divmod')
        # return self.a / x, self.a % x

    def __pow__(self, x: float):
        return Vec(self.a ** x, self.b ** x, f'({self.tag}**{x})')

    def __ipow__(self, x: float):
        a, b = self.a, self.b
        a **= x
        b **= x
        tag = f'({self.tag}**={x})'
        return Vec(a, b, tag)

    def __neg__(self):
        return Vec(-self.a, -self.b, f'(-{self.tag})')

    def __pos__(self):
        return Vec(self.a, self.b, f'(+{self.tag})')

    def __abs__(self):
        import math
        return math.hypot(self.a, self.b)

    def __bool__(self):
        return bool(self.a) and bool(self.b)

    def __invert__(self):
        return Vec(-self.a - 1, -self.b - 1, f'(~{self.tag})')

    def __lshift__(self, x: int):
        y = 1 << x
        return Vec(self.a * y, self.b * y, f'({self.tag}<<{x})')

    def __ilshift__(self, x: int):
        a, b = self.a, self.b
        y = 1 << x
        a *= y
        b *= y
        tag = f'({self.tag}<<={x})'
        return Vec(a, b, tag)

    def __rshift__(self, x: int):
        y = 1 << x
        return Vec(self.a / y, self.b / y, f'({self.tag}>>{x})')

    def __irshift__(self, x: int):
        a, b = self.a, self.b
        y = 1 << x
        a /= y
        b /= y
        tag = f'({self.tag}>>={x})'
        return Vec(a, b, tag)

    def __and__(self, x: int):
        return Vec(int(self.a) & x, int(self.b) & x, f'({self.tag}&{x})')

    def __iand__(self, x: int):
        a, b = self.a, self.b
        a = int(self.a) & x
        b = int(self.b) & x
        tag = f'({self.tag}&={x})'
        return Vec(a, b, tag)

    def __or__(self, x: int):
        return Vec(int(self.a) | x, int(self.b) | x, f'({self.tag}|{x})')

    def __ior__(self, x: int):
        a, b = self.a, self.b
        a = int(self.a) | x
        b = int(self.b) | x
        tag = f'({self.tag}|={x})'
        return Vec(a, b, tag)

    def __xor__(self, x: int):
        return Vec(int(self.a) ^ x, int(self.b) ^ x, f'({self.tag}^{x})')

    def __ixor__(self, x: int):
        a, b = self.a, self.b
        a = int(self.a) ^ x
        b = int(self.b) ^ x
        tag = f'({self.tag}^={x})'
        return Vec(a, b, tag)

    #def __int__(self):
    #    return int(self.b)

    #def __float__(self):
    #    return self.b

    #def __index__(self):
    #    return int(self.a)

    def __floordiv__(self, x: float):
        return Vec(self.a // x, self.b // x, f'({self.tag}//{x})')

    def __ifloordiv__(self, x: float):
        a, b = self.a, self.b
        a //= x
        b //= x
        tag = f'({self.tag}//={x})'
        return Vec(a, b, tag)

    def __truediv__(self, x: float):
        return Vec(self.a / x, self.b / x, f'({self.tag}/{x})')

    def __itruediv__(self, x: float):
        a, b = self.a, self.b
        a /= x
        b /= x
        tag = f'({self.tag}/={x})'
        return Vec(a, b, tag)

    def __matmul__(self, other: Vec):
        return (self.a * other.a) + (self.b * other.b)

    def __imatmul__(self, x: float):
        a, b = self.a, self.b
        a *= x
        b *= x
        tag = f'({self.tag}@={x})'
        return Vec(a, b, tag)

    def __len__(self):
        return len(self.tag)

    def __getitem__(self, idx: int):
        if idx == 0:
            return self.a
        elif idx == 1:
            return self.b
        elif idx == 11:
            return self.a + self.b
        else:
            raise KeyError('bad vec key ' + str(idx))

    def __contains__(self, val: float):
        return self.a == val or self.b == val

    def __contains__(self, val: str):
        return self.tag == val

    def __hash__(self):
        return int(self.a + self.b)

    def __call__(self, a: float = 1.11, b: float = 2.22):
        return self.foo(a=a, b=b)

    def __call__(self, x: str):
        return (self.a, self.b, x)

    def __call__(self):
        return Vec(self.a, self.b, f'({self.tag}())')

    def __iter__(self):
        for c in self.tag:
            yield c

    def __eq__(self, other: Vec):
        return self.a == other.a and self.b == other.b

    def __eq__(self, x: float):
        return self.a == x and self.b == x

    def __ne__(self, other: Vec):
        return self.a != other.a or self.b != other.b

    def __lt__(self, other: Vec):
        return abs(self) < abs(other)

    def __le__(self, other: Vec):
        return abs(self) <= abs(other)

    def __gt__(self, other: Vec):
        return abs(self) > abs(other)

    def __ge__(self, other: Vec):
        return abs(self) >= abs(other)

    def __del__(self):
        Vec.d += 1

    def nd():
        return Vec.d

def reset():
    Vec.n = 0

def par_sum(n: int):
    m = 0
    @par(num_threads=4)
    for i in range(n):
        m += 3*i + 7
    return m