anossov

In [1]: l1 = [[[0]*3]*3]*3

In [2]: l1
Out[2]:
[[[0, 0, 0], [0, 0, 0], [0, 0, 0]],
 [[0, 0, 0], [0, 0, 0], [0, 0, 0]],
 [[0, 0, 0], [0, 0, 0], [0, 0, 0]]]

In [3]: l1[0][0][0] = 'x'

anossov

#include <GL3/gl3w.h>
#include <GL/glfw.h>

#include <iostream>
#include <string>
#include <vector>

#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp> 

anossov

import random


class Point():
    __slots__ = ('x', 'y')

    def __init__(self, x, y):
        self.x = x
        self.y = y