code: func MinInt64N(v ...int64) int64 {
  	switch len(v) {
  	case 0:
  		return 0
  	case 1:
  		return v[0]
  	case 2:
  		return MinInt64(v[0], v[1])
  	default:
  		l := len(v) / 2
  		return MinInt64N(MinInt64N(v[:l]...), MinInt64N(v[l:]...))
  	}
  }
docs: // MinInt64N returns the smallest int64 in the set provided.
  // If no values are provided, MinInt64 returns 0.