Ages

'use strict';

const readline = require('readline');

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
});

function determineAgeGroup(age) {
    if (age >= 0 && age <= 2) {
        console.log("baby");
    } else if (age >= 3 && age <= 13) {
        console.log("child");
    } else if (age >= 14 && age <= 19) {
        console.log("teenager");
    } else if (age >= 20 && age <= 65) {
        console.log("adult");
    } else if (age >= 66) {
        console.log("elder");
    } else {
        console.log("out of bounds");
    }

    rl.question('Press any key to continue...', () => {
        rl.close();
    });
}

rl.question('', (age) => {
    determineAgeGroup(parseInt(age));
});