function solve() {
    let inputTextArea = document.querySelector('textarea');
    let productsTable = document.querySelector('tbody');

    let generateButton = document.querySelector('button');
    generateButton.addEventListener('click', function () {
        let object = JSON.parse(inputTextArea.value);
// creates new row
        let newTrElement = document.createElement('tr');
        productsTable.appendChild(newTrElement)

// creates a cell for the image
        let imageTd = document.createElement('td');
        let image = document.createElement('img');
        image.src = object[0].img;
        imageTd.appendChild(image);

        newTrElement.appendChild(imageTd);

//creates a cell for the name
        let nameTd = document.createElement('td');
        let name = document.createElement('p');
        name.textContent = object[0].name;
        nameTd.appendChild(name);

        newTrElement.appendChild(nameTd);

//creates a cell for the price
        let priceTd = document.createElement('td');
        let price = document.createElement('p');
        price.textContent = object[0].price;
        priceTd.appendChild(price);

        newTrElement.appendChild(priceTd);

//creates a cell for the decFaftor
        let decfacTd = document.createElement('td');
        let decfact = document.createElement('p');
        decfact.textContent = object[0].decFactor;
        decfacTd.appendChild(decfact);

        newTrElement.appendChild(decfacTd);

//creates a checkable checkbox..the default one isn`t
        let checkBoxTd = document.createElement('td');
        let checkBox = document.createElement('input');
        checkBox.type = 'checkbox';
        checkBox.disabled = false;
        checkBoxTd.appendChild(checkBox);

        newTrElement.appendChild(checkBoxTd);
    })


    let buyButton = document.querySelectorAll('button')[1];



buyButton.addEventListener('click', function () {
    let allTr = document.querySelectorAll('tr');
    let allFurniture = [];
    let allDecFacts = 0;
    let totalPrice = 0;
    for(let i = 2;i < allTr.length;i++){
        let currentCheckBox = allTr[i].querySelector('input');
        if(currentCheckBox.checked){
           allFurniture.push(allTr[i].children[1].textContent);
           allDecFacts += +allTr[i].children[3].textContent;
           totalPrice += +allTr[i].children[2].textContent;
        }
    }

    let averageDecFact = allDecFacts / allFurniture.length;

    document
        .getElementsByTagName('textarea')[1]
        .value =
        "Bought furniture: " +
        allFurniture.join(', ') +
        "\nTotal price: " +
        totalPrice.toFixed(2) +
        "\nAverage decoration factor: " +
        averageDecFact;
})

}