// Part 2
var profile = {
__firstName__: "",
__lastName__: "",

set firstName(fn) {
this.__firstName__ = fn;
},
set lastName(ln) {
this.__lastName__ = ln;
},
get fullName() {
return this.__firstName__ + " " + this.__lastName__;
}
};

profile.firstName = "Old";
profile.lastName = "Snake";
console.log(profile.fullName);

// Part 3
function Profile(fn, ln) { this.__firstName__ = fn; this.__lastName__ = ln; };

Profile.prototype.__defineSetter__("firstName", function(fn) {this.__firstName__ = fn;});
Profile.prototype.__defineSetter__("lastName", function(ln) {this.__lastName__ = ln;});
Profile.prototype.__defineGetter__("fullName", function() {return this.__firstName__ + " " + this.__lastName__;});

var profile1 = new Profile("Old", "Snake");
console.log(profile1.fullName);

var profile2 = new Profile("Revolver", "Ocelot");
console.log(profile2.fullName);