code: func leastRequestedScore(requested, capacity int64) int64 {
  	if capacity == 0 {
  		return 0
  	}
  	if requested > capacity {
  		return 0
  	}
  
  	return ((capacity - requested) * int64(schedulerapi.MaxPriority)) / capacity
  }
docs: // The unused capacity is calculated on a scale of 0-10
  // 0 being the lowest priority and 10 being the highest.
  // The more unused resources the higher the score is.