class Person {
    constructor(name,age) {
        this.name = name
        this.age = age
    }

    tellMyName() {
        console.log(`I am ${this.name}`)
    }

    tellMyAge() {
        console.log(`I am ${this.age} years old`)
    }
}

person1 = new Person('John', 40)
person2 = new Person('Mary', 35)

person1.tellMyName();
person1.tellMyAge();

person2.tellMyName();
person2.tellMyAge();