var teams = [];
var sector = "IT";

// Step 1 : { teams=[], sector="IT", company={f} }
var company = function(){

  // Step 3 :{ teams=[], sector="IT", company={f}, {platform="Java"} }
  var platform = getPlatform();

  // Step 4 :{ teams=[{f}], sector="IT", company={f}, {platform="Java"} }
  teams.push(function(){
    var size = getSize();
    console.log(sector +" "+ platform +" "+ size);
  });

};

// Step 2 : {teams=[], sector="IT", company={f}, {}}
company();

// Step 5 : {teams=[{f}],sector="IT",company={f},{platform="Java", {size="10"} }}
// Prints : IT Java 10
teams[0]();

// Step 6 :{teams=[{f}],sector="IT",company={f},{platform="Java", {size="10"}, {size="15"} }}
// Prints : IT Java 15
teams[0]();

// Step 7 :{teams=[{f},{f}],sector="IT",company={f}, {platform="Java", {size="10"},{size="15"}}, {platform="Python"} }
company();