let x1=0;
            let y1=0;
            let radius = 80;
            let speed = 1;
                
            let x2= 0;
            let y2= 0;
                
            function setup(){
                const canvas = createCanvas(500, 500);
                canvas.parent("sketch");
                  
                y1 = height / 3;
                y2 = 2 * height / 3;
                x1 = -radius;
                x2 = -radius;
                strokeWeight(0.8);
                fill("hsl(39, 100%, 50%)")
            }
                
            function draw() {
                background("hsl(195, 53%, 79%)");
                circle(x1, y1, radius);
                circle(x2, y2, radius);
                speed *= 1.0;
                x1 += speed;
                x2 += speed;
                if (x1 > width + radius) {
                x1 = -radius; 
                if (x2 > width + radius) {
                x2 = -radius
                }
                speed = 1;
                }
            }