function inventory(arr){
    arr.map(biraVpetukVe4er => {
        let [name, level, items] = biraVpetukVe4er.split(" / ");
             return {
            name,
            level: Number(level),
            items
        }
    }).sort((a,b) => a.level - b.level )
    .forEach(hero => {
        console.log(`Hero: ${hero.name}`);
        console.log(`level => ${hero.level}`);
        console.log(`items => ${hero.items}`);
    })
}