function solve(n1, n2, n3) {


let month = ["Jan", 1, "Feb", 2, "Mar", 3, "Apr", 4, "May", 5, "Jun", 6, "Jul", 7, "Aug", 8, "Sep", 9, "Oct", 10, "Nov", 11, "Dec", 12];

  let arr = [];

  let date1 = new Date(n1, n2 - 1, n3 + 1);

  date1 = String(date1).split('');

  date1 = date1.splice(4, 11);

  date1 = date1.join('');

  date1 = date1.split(' ');

  arr.push(date1[2], date1[1]);




  for (i = 0; i < month.length; i++) {

    if (month[i] === date1[0]) {

      arr.push(month[i + 1]);

    }

  }




if (arr[1][0] !== '0') {

  return `${arr[0]}-${arr[2]}-${arr[1]}`;

} else {

  return `${arr[0]}-${arr[2]}-${arr[1][1]}`

}




}