setTimeout(() => {
  console.log('setTimeout')
})

const promise = new Promise((resolve, reject) => {
  console.log(1);
  setTimeout(() => {
    console.log("timerStart");
    resolve("success");
    console.log("timerEnd");
  }, 0);

  Promise.resolve().then(() => {
    console.log('resolve')
  })
  console.log(2);
});

promise.then((res) => {
  console.log(res);
});

console.log(4);

setTimeout(function timeout() {
   console.log('Таймаут 1');
}, 0);

let p = new Promise(function(resolve, reject) {
   console.log('Создание промиса');

   setTimeout(function timeout() {
     console.log('Таймаут 2');
   }, 0);

   resolve();
});

p.then(function(){
   console.log('Обработка промиса');
});

console.log('Конец скрипта');

const myPromise = (delay) => new Promise((res, rej) => { setTimeout(res, delay) })

setTimeout(() => console.log('in setTimeout1'), 1000);

myPromise(1000).then(res => console.log('in Promise 1'));

setTimeout(() => console.log('in setTimeout2'), 100);

myPromise(2000).then(res => console.log('in Promise 2'));

setTimeout(() => console.log('in setTimeout3'), 2000);

myPromise(1000).then(res => console.log('in Promise 3'));

setTimeout(() => console.log('in setTimeout4'), 1000);

myPromise(5000).then(res => console.log('in Promise '));

console.log(1); 

setTimeout(() => console.log(2));

Promise.resolve().then(() => console.log(3));

Promise.resolve().then(() => setTimeout(() => console.log(4)));

Promise.resolve().then(() => console.log(5));

setTimeout(() => Promise.resolve().then(() => console.log(6)));

console.log(7);

console.log('start');

const promise1 = Promise.resolve().then(() => {
    console.log('promise1');
    const timer1 = setTimeout(() => {
        console.log('timer1')
        const promise2 = Promise.resolve().then(() => {
            console.log('promise2');
            const timer2 = setTimeout(() => {
                console.log('timer2')
            }, 0)
        })
    }, 0);
});

const timer3 = setTimeout(() => {
    console.log('timer3');
    const promise3 = new Promise(resolve => {
        setTimeout(() => {
            console.log('promise3');
            resolve();
        }, 0);
    }).then(() => {
        console.log('promise3 then');
    })
}, 0);

async function asyncFunction() {
    console.log('async start');
    await new Promise(resolve => setTimeout(resolve, 0));
    console.log('async middle');
    await Promise.resolve().then(() => console.log('async promise'));
    console.log('async end');
}

asyncFunction();

console.log('end');