JSFiddle - React, Tailwind, and code Playground

JavaScript

let ammountOfMoney = prompt('Write amount of money');
if (ammountOfMoney == "" || ammountOfMoney == undefined || ammountOfMoney < 1000) {
  alert('Invalid input data');
}

let numberOfYears = prompt('Write number of years');
if (numberOfYears == "" || numberOfYears == undefined || numberOfYears < 1) {
  alert('Invalid input data');
}


let percentageOfYear = prompt('deposit interest?');
if (percentageOfYear == "" || percentageOfYear == undefined || percentageOfYear > 100) {
  alert('Invalid input data');
}


alert("Initial amount:" + ammountOfMoney + "\nNumber of years:"+ numberOfYears + "\nPercentage:" + percentageOfYear);