function User() {
this.firstName = "Вася";
this.sayHi = () => {
return this.firstName;
}
}
let user = new User()
console.log(user.sayHi());
var e5 = (i0 * o2) + (i0 * o3) + (i0 * o4) + (i0 * o5) + (i1 * o3) + (i1 * o4) + (i1 * o5) + (i2 * o4) + (i2 * o5) + (i3 * o5);