PW11.1.1.JS

var contacts = ["Matt Smith", "Sam Davis", "Ashley Jones"];
var findContact = function(index) {
  var get = contacts[index];
  return get;
};
var addContact = function(name) {
  contacts.push(name);
};
var updateLastContact = function(newName) {
  var long = contacts.length;
  contacts[long - 1] = newName;
  return contacts;
};