Прикольная программа.⁠⁠

size(400, 300);

void draw() {

background(0);

int x;

x = 0;

while (x < 400) {

int y = 0;

while (y <= 300) {

fill(200, mouseY - x, mouseX - y);

ellipse(x, y, 20, 20);

stroke(200, mouseY - x, mouseX - y);

line(x, y, mouseX, mouseY);

y = y + 30;

}

x = x + 30;

}

}