yoroshikuonegaishimaaaasu.com killer

script.js

let el = document.getElementsByClassName("practice-keyboard__enter")[0];
let downEvent = document.createEvent("KeyboardEvent");
let upEvent = document.createEvent("KeyboardEvent");

downEvent.initKeyEvent("keydown", true, true, null, 0, 0, 0, 0, 13, 13);
upEvent.initKeyEvent("keyup", true, true, null, 0, 0, 0, 0, 13, 13);

let count = 0;

while (true) {
    el.dispatchEvent(downEvent);
    el.dispatchEvent(upEvent);
    count++;
    console.log(count);
}