class Person {
  constructor(name, age) {
  this.name = name,
  this.age = age
}
  tellMyName() {
    return `I am ${this.name}`;
  }

  tellMyAge() {
    return `I am ${this.age} years old`;
  }

};
const john = new Person("John", 40);
  console.log(john.tellMyName())
  console.log(john.tellMyAge())

const mary = new Person("Mary", 35);
  console.log(mary.tellMyName())
  console.log(mary.tellMyAge())