function solve() {

       // let addTaskSection = document.querySelectorAll("section")[0]
       // let openSection = Array.from(document.querySelectorAll("section"))[1]
       // let inProgressSection = Array.from(document.querySelectorAll("section"))[2]
       // let completeSection = Array.from(document.querySelectorAll("section"))[3]

       // let inputTask = document.getElementById('task');
       // inputTask.value
       // let inputDescription = document.getElementById('description');
       // inputDescription.value
       // let inputDate = document.getElementById('date');
       // inputDate.value
        let addTaskSection=document.querySelectorAll('section');
        let divOpen=addTaskSection.item(1).querySelectorAll('div').item(1);
        let inProgressSection=addTaskSection.item(2).querySelectorAll('div').item(1);
        let completeSection=addTaskSection.item(3).querySelectorAll('div').item(1);

        let inputTask=document.querySelector('#task');
        let inputDesc=document.querySelector('#description');
        let inputDate=document.querySelector('#date');

        let addButton = document.getElementById('add')
        //addButton.textContent


        addButton.addEventListener('click', (e) => {

            e.preventDefault();

            let task=inputTask.value;
            let inputDescription=inputDesc.value;
            let taskDate=inputDate.value;



            if (task.length>0 && inputDescription.length>0 && taskDate.length>0) {
               // let divOpen = Array.from(openSection.querySelectorAll("div"))[1]
                let articleInOpen = document.createElement('article')
                divOpen.appendChild(articleInOpen);

                let h3InOpen = document.createElement('h3')
                articleInOpen.appendChild(h3InOpen)
                h3InOpen.textContent = task

                let pDescription = document.createElement('p')
                articleInOpen.appendChild(pDescription)
                pDescription.textContent = `Description: ${inputDescription}`;

                let pDate = document.createElement('p')
                articleInOpen.appendChild(pDate)
                pDate.textContent = `Due Date: ${taskDate}`;

                let divFlex = document.createElement('div');
                divFlex.classList.add('flex')
                articleInOpen.appendChild(divFlex);


                let buttonSTART = document.createElement('button');
                divFlex.appendChild(buttonSTART)
                buttonSTART.classList.add('green')
                buttonSTART.textContent = 'Start'

                let buttonDELETE = document.createElement('button');
                divFlex.appendChild(buttonDELETE)
                buttonDELETE.classList.add('red')
                buttonDELETE.textContent = 'Delete'



                inputTask.value = ""
                inputDescription.value = ""
                inputDate.value = ""


                buttonSTART.addEventListener('click', (e) => {
                    inProgressSection.appendChild(articleInOpen);
                    buttonSTART.remove()
                    let buttonFINISH = document.createElement('button');
                    divFlex.appendChild(buttonFINISH)
                    buttonFINISH.classList.add('orange')
                    buttonFINISH.textContent = 'Finish'
                    buttonFINISH.addEventListener('click', (e) => {

                        completeSection.appendChild(articleInOpen);
                        divFlex.remove()

                    })
                });

                buttonDELETE.addEventListener('click', (e) => {
                    articleInOpen.remove()

                });

            }




        })
    }