let largestpodium = 0;

let smallestpodium = 0;

​

function setup(){

  createCanvas(400, 400)

  for (i = 0; i < 20; i++){

    podiums.push(0);

  }

}

​

function draw(){

  background(220);

  line(0, 100, width, 100)

  for (let i = 0; i < podiums.length; i++){

    if (random() > 0.5){podiums[i]+=1};

    if (podiums[i] > podiums[largestpodium]){largestpodium = i;}

    if (podiums[i] < podiums[smallestpodium]){smallestpodium = i;}

    if (i === largestpodium){fill('green');}

    else if (i === smallestpodium) {fill('red');} 

    else {fill('white');}

    rect(width/podiums.length*i, height - podiums[i], width/podiums.length, podiums[i]);

    if(podiums[i] >= 300){text(podiums[largestpodium]-podiums[smallestpodium], width/2, 20);noLoop();}

  }

}