text: var twoSum = function(numbers, target) {
      const visited = {}
  
      for (let index = 0; index < numbers.length; index++) {
          const element = numbers[index]
          if(visited[target - element] !== void 0) {
              return [visited[target - element], index+1 ]
          }
          visited[element] = index + 1
      }
      return []
  }