let px=100, py=300;
let n = 0;
let bx = [], by = []
let cats = 20
let cx = [], cy = []
let speed = 1

for (let i=0; i<cats; ++i){
    cy[i] = Math.random()*550
    cx[i] = Math.random()*800+800
}

function update() {
    for (let j=0; j<cats; ++j){
        if (cx[j] < 0 || areColliding(cx[j], cy[j], 50, 50, px, py, 50, 50)){
            return
        }
        for (let i=0; i<n; ++i){
            if (areColliding(bx[i], by[i], 20, 10, cx[j], cy[j], 50, 50)){
                speed += 0.01
                cx[j] = Math.random()*800+800
                cy[j] = Math.random()*550
            }
        }
    }
    for (let i=0; i<cats; ++i){
        cx[i] -= speed;
    }
    py = mouseY
    if (isKeyPressed[32]){
        bx[n] = px;
        by[n] = py+20;
        n++
    }
    for (let i=0; i<n; ++i){
        bx[i]+=10;
    }
}
function draw() {
    drawImage(pirate[0], px, py, 50, 50)
    for (let i=0; i<n; ++i){
        drawImage(bullet, bx[i], by[i], 20, 10);
    }
    for (let i=0; i<cats; ++i){
        drawImage(cat, cx[i], cy[i], 50, 50);
    }
};
function keyup(key) {
};
function mouseup() {
};