15. Команды alert, confirm и prompt в JavaScript

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// alert("This is alert");
// console.log("This is console message")

// prompt("This is prompt");
// console.log(prompt("This is prompt"))


// var userName = prompt("What is your name");
// console.log(userName);


// confirm("Подтвердите своё действие");
// var answer = confirm("Подтвердите своё действие");
// console.log(answer);

var age = prompt("Enter your age");

console.log(age);
if (age >= 18) {
    alert("Let's play MortalCombat");
} else {
    alert("Let's play Tetris");
}