1
var wateringPlants = function (plants, capacity) {
2
  var cap = capacity;
3
  var steps = 0;
4
  for (let i = 0; i < plants.length; i++) {
5
    if (cap >= plants[i]) {
6
      steps = steps + 1;
7
    } else {
8
      cap = capacity;
9
      steps = steps + (2 * i + 1);
10
    }
11
    cap = cap - plants[i];
12
  }
13
  return steps;
14
};