const CELL_COLOR = "white";
const CANVAS_WIDTH = 600;
const CANVAS_HEIGHT = 600;
for (let col = 0; col < COLUMNS; col++) {
for (let row = 0; row < ROWS; row++) {
let left = PADDING + (col * CELL_SIZE);
let top = PADDING + (row * CELL_SIZE);
let size = CELL_SIZE - 2;
rect(left, top, size, size);
rect(120, 480, 240, 120);
rect(240, 360, 120, 120);
triangle(360, 0, 360, 120, 480, 120);
triangle(360, 120, 360, 240, 480, 120);
arc(360, 240, 240, 240, PI, PI + HALF_PI);
arc(360, 240, 240, 240, PI/2, 3*PI);
arc(360, 360, 240, 240, PI + HALF_PI, TWO_PI);
arc(360, 360, 240, 240, 0, HALF_PI)
ellipse(180, 420, 120, 120)
ellipse(300, 60, 120, 120);
arc(240, 240, 240, 240, PI, PI + HALF_PI);
arc(120, 0, 240, 240, 0, HALF_PI);
arc(240, 360, 240, 240, 0, HALF_PI);
arc(360, 600, 240, 240, PI, PI + HALF_PI);
arc(120, 600, 240, 240, PI + HALF_PI, TWO_PI)