text: function solve(n1, n2) {
      n1 = Number(n1);
      n2 = Number(n2);
  
      let sum = 0;
      let numbers = '';
  
      for (let i = n1; i <= n2; i++) {
          if (i % 9 == 0) {
              sum += i;
              numbers = numbers + i + "\n";
          }
      }
  
      console.log(`The sum: ${sum}`)
      console.log(numbers);
  }
  
  solve("100", "200");