typo exp 3

var rad =80;

var num = 20;

var angle = 0;

var letter = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z']

var lIndex = 20;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(100);

  angleMode(DEGREES);

  //frameRate(1)

  rectMode(CENTER)

}

​

function draw() {

    background(235);

​

  translate(width/2, height/2)

  rotate(frameCount/2)

  textSize(40)

  angle = 0;

  for(var i = 0; i<num; i++){

      push()

      translate(rad*sin(angle), rad*cos( angle))

      rotate(190 - 360/num * i)

      text(letter[lIndex%25], 0 ,0);

      angle = angle + 360/num;

    pop()

  }

  if(frameCount%360 == 359){

    lIndex++;

  }

}