timed = async i => new Promise(resolve => {
    console.log(`starting ${i}`)
    setTimeout(() => {
        resolve('done!');
        console.log('yo', i)
    }, Math.random() * 5000)
});

parallel = async count => {
	timers = [], msgs = [], indeces = [], start = count;
	while (--count > 0) {
		indeces.push(start - count);
		timers.push(timed);
    }
    indeces = indeces.reverse()
	console.log('indeces', indeces.reverse())
    const promises = timers.map((timed, i) => timed(indeces[i]))
    Promise.all(promises).then(val => console.log(val))
}

parallel(5);