function solve() {
  const tBody = document.getElementsByTagName("tbody")[0];
  const textInput = document.getElementsByTagName("textarea")[0];
  const generateBtn = document.getElementsByTagName("button")[0];
  const buyBtn = document.getElementsByTagName("button")[1];
  const resultOutput = document.getElementsByTagName("textarea")[1];

  generateBtn.addEventListener("click", function () {
    let furnitureArray = JSON.parse(textInput.value);
    for (furniture of furnitureArray) {
      //Create tr
      const newTr = document.createElement("tr");
      //Create image td
      const newImageTd = document.createElement("td");
      const newImageImg = document.createElement("img");
      newImageImg.src = furniture["img"];
      newImageTd.appendChild(newImageImg);
      newTr.appendChild(newImageTd);
      //Create name td
      const newNameTd = document.createElement("td");
      const newNameP = document.createElement("p");
      newNameP.innerHTML = furniture["name"];
      newNameTd.appendChild(newNameP);
      newTr.appendChild(newNameTd);
      //Create price td
      const newPriceTd = document.createElement("td");
      const newPriceP = document.createElement("p");
      newPriceP.innerHTML = furniture["price"];
      newPriceTd.appendChild(newPriceP);
      newTr.appendChild(newPriceTd);
      //Create decoration td
      const newDecorationTd = document.createElement("td");
      const newDecorationP = document.createElement("p");
      newDecorationP.innerHTML = furniture["decFactor"];
      newDecorationTd.appendChild(newDecorationP);
      newTr.appendChild(newDecorationTd);
      //Create checkbox td
      const newCheckboxTd = document.createElement("td");
      const newCheckbox = document.createElement("input");
      newCheckbox.type = "checkbox";
      newCheckboxTd.appendChild(newCheckbox);
      newTr.appendChild(newCheckboxTd);
      //Append tr to the table
      tBody.appendChild(newTr);
    }
  });

  buyBtn.addEventListener("click", function () {
    const trs = document.querySelectorAll('tbody tr');
    let totalFurniture = {
      furniture: "",
      totalPrice: 0,
      totalDecFactor: 0,
    }
    for (i = 0; i < trs.length; ++i) {
      if (trs[i].getElementsByTagName("td")[4].getElementsByTagName("input")[0].checked) {
        totalFurniture["furniture"] += `${trs[i].getElementsByTagName("td")[1].
          getElementsByTagName("p")[0].innerHTML}, `
        totalFurniture["totalPrice"] += Number(trs[i].getElementsByTagName("td")[2].
          getElementsByTagName("p")[0].innerHTML)
        totalFurniture["totalDecFactor"] += Number(trs[i].getElementsByTagName("td")[3].
          getElementsByTagName("p")[0].innerHTML)
      }
    }
    if (totalFurniture["furniture"] !== "") {
      resultOutput.value = `Bought furniture: ${totalFurniture["furniture"].
        substring(0, totalFurniture["furniture"].
          length - 2)}\nTotal price: ${totalFurniture["totalPrice"].toFixed(2)}\nAverage decoration factor: ${totalFurniture["totalDecFactor"]}`;
    }
  });
}