3.Santa's reindeer

function solve(str) {
    let text=str.split(' ');
    let re = new RegExp('^\\*[A-Z][a-z]+\\*$');
    let name=[];

    text = text.map((a) => {
        if (a.match(re)){
            name.push(a);}
        else {return a;}});

    console.log(name.join(', '));
    console.log('*'.repeat(20));
    console.log(text.filter(arr => arr).join(' '));
}