text: /*
  Given a list of numbers and a number k, return whether any two numbers from the list add up to k.
  
  For example, given [10, 15, 3, 7] and k of 17, return true since 10 + 7 is 17.
  
  Bonus: Can you do this in one pass?
  */
  
  export default function twoItemsSum(nums, target) {
      var map = {};
  
      for(var i = 0; i < nums.length; i++) {
          var res = target - nums[i];
          if(map[res]) {
              return true;
          }
  
          map[nums[i]] = true;
      }
  
      return false;
  }