function solve() {
    const firstNameElement=document.getElementById('fname');
    const lastNameElement=document.getElementById('lname');
    const emailElement=document.getElementById('email');
    const birthElement=document.getElementById('birth');
    const positionElement=document.getElementById('position');
    const salaryElement=document.getElementById('salary');
    const addButtonElement=document.getElementById('add-worker');
    const tableBodyElment=document.getElementById('tbody');
    const spanMessageElement=document.getElementById('sum');




    addButtonElement.addEventListener('click', (e) => {
        e.preventDefault();
        let firstName=firstNameElement.value
        let lastName=lastNameElement.value
        let email=emailElement.value
        let birth=birthElement.value
        let position=positionElement.value
        let salary=Number(salaryElement.value)

        // if(!firstNameElement && !lastNameElement && !emailElement && !birthElement && !positionElement && !salaryElement){
        //     return
        // }

        firstNameElement.value='';
        lastNameElement.value='';
        emailElement.value='';
        birthElement.value='';
        positionElement.value='';
        salaryElement.value='';

        let tableRowElement=document.createElement('tr');
        let firstNameCellElemnt=document.createElement('td');
        let lastNameCellElemnt=document.createElement('td');
        let emailCellElemnt=document.createElement('td');
        let birthCellElemnt=document.createElement('td');
        let positionCellElemnt=document.createElement('td');
        let salaryCellElemnt=document.createElement('td');
        let acctionElement=document.createElement('td');
        let firedButtonElement=document.createElement('button');
        let editButtonElement=document.createElement('button');


        firstNameCellElemnt.textContent=firstName;
        lastNameCellElemnt.textContent=lastName;
        emailCellElemnt.textContent=email;
        birthCellElemnt.textContent=birth;
        positionCellElemnt.textContent=position;
        salaryCellElemnt.textContent=salary;

        firedButtonElement.textContent='Fired ';
        firedButtonElement.classList.add('fired');
        firedButtonElement.addEventListener('click', (e)=>{
            tableRowElement.remove();
            let currentsalary=Number(spanMessageElement.textContent);
            spanMessageElement.textContent=(currentsalary-salary).toFixed(2);
        })

        editButtonElement.textContent='Edit';
        editButtonElement.classList.add('edit');
        editButtonElement.addEventListener('click', (e)=>{
            firstNameElement.value=firstNameCellElemnt.textContent
            lastNameElement.value=lastNameCellElemnt.textContent;
            emailElement.value=emailCellElemnt.textContent;
            birthElement.value=birthCellElemnt.textContent;
            positionElement.value=positionCellElemnt.textContent;
            salaryElement.value=salaryCellElemnt.textContent;

            tableRowElement.remove();
            let currentsalary=Number(spanMessageElement.textContent);
            spanMessageElement.textContent=(currentsalary-salary).toFixed(2);
        })


        let currentsalary=Number(spanMessageElement.textContent);
        spanMessageElement.textContent=(currentsalary+salary).toFixed(2)


        acctionElement.appendChild(firedButtonElement);
        acctionElement.appendChild(editButtonElement);


        tableRowElement.appendChild(firstNameCellElemnt);
        tableRowElement.appendChild(lastNameCellElemnt);
        tableRowElement.appendChild(emailCellElemnt);
        tableRowElement.appendChild(birthCellElemnt);
        tableRowElement.appendChild(positionCellElemnt);
        tableRowElement.appendChild(salaryCellElemnt);
        tableRowElement.appendChild(acctionElement);

        tableBodyElment.appendChild(tableRowElement);

    })
}