function solve() {

    document.getElementById("send").addEventListener('click', clickFunc);

    function clickFunc() {
        let chatInput = document.getElementById("chat_input");
        let message = document.createElement("div");
        message.classList.add('message', 'my-message');
        message.textContent = chatInput.value.trim();
        document.getElementById("chat_messages").appendChild(message);
        chatInput.value = '';
    }
}