function func(num) {
  return function () {
    console.log(num)
  }
}

setTimeout(func(1))

async function async3() {
  await async4()
  console.log(8)
}

async function async4() {
  console.log(5)
}

async3()

function func2() {
  console.log(2)

  async function async1() {
    await async2()
    console.log(9)
  }

  async function async2() {
    console.log(5)
  }

  async1()

  setTimeout(func(4))
}

setTimeout(func2)

setTimeout(func(3))

new Promise(resolve => {
  console.log('Promise')
  resolve()
})
  .then(() => console.log(6))
  .then(() => console.log(7))

console.log(0)