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

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

}

    const person1 = new person ("john", 40);
    const person2 = new person ("Mary", 45) ;

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

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