​

let ballCount = 5000;

let balls = []

​

for (let i=0; i<ballCount; i++){

  balls[i] = 0;

}

​

let trials = 10;

let winThreshold = 0.5;

let winReward = 5;

let lossPenalty = 1;

​

let counted = []

countedMax = 50;

for (let i=-countedMax; i<countedMax; i++){

  counted[i] = 0;

}

​

​

function preload() {

  fontbook = loadFont('PPEiko-Thin.otf');

  fontbody = loadFont('ITCFranklinGothicStd-Book.otf');

​

}

​

function setup() {

  createCanvas(500,500)

  background(200)

  noLoop()

}

​

function draw() {

  background(200)

  for (let i=-countedMax; i<countedMax; i++){

    for (let level = 0; level < counted[i] ; level++){

      circle(250+i*3,480-2*level,3);

    }

  }

​

​

}

​

​

//save canvas if press 's'

function keyPressed() {

  if (key === 's') {

    calculate();

    measure();

    draw();

  //saveCanvas();

  }

}

​

function calculate(){

for (let i=0; i<ballCount; i++){

  balls[i]=0;

}

  let roll;

  for (let trial = 0; trial < trials; trial++){

    for (let i=0; i<ballCount; i++){

      roll = random(1);

      if (roll >= winThreshold){

        balls[i] += winReward;

      } else {

        balls[i] -= lossPenalty;

      }

    }

  }

}

​

function measure(){

  for (let i=-countedMax; i<countedMax; i++){

  counted[i] = 0;

​

}

  for (let i=0; i<ballCount; i++){

   counted[balls[i]]++;

  }

}