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​
/* 
Modify printLetter() to make it an async function
by using .setTimeout
​
After the changes, the letter will be print at a random interval from 
0 seconds to 3 seconds
*/
​
function printLetter(letter) {
  setTimeout(() => { 
    console.log(letter) 
   }, Math.floor(Math.random() * 3000))
}
​
function printAll(){
  printLetter("A")
  printLetter("B")
  printLetter("C")
}
​
​
console.log('Calling printAll function')
printAll()
console.log('End of code')
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