func group(cumulativeShare []float64) []string {
	var g []string

	var position string
	for _, v := range cumulativeShare {
		if v <= 80.0 {
			position = "A"
		} else if v >= 80.0 && v <= 95.0 {
			position = "B"
		} else {
			position = "C"
		}
		g = append(g, position)
	}
	return g
}
// group Assign categories A/B/C
group Assign categories A/B/C
// group Assign categories A / B / C
func group(cumulativeShare []float64) []string {
	var g []string
	var position string
	for _, v := range cumulativeShare {
		if v <= 80.0 {
			position = "A"
		} else if v >= 80.0 && v <= 95.0 {
			position = "B"
		} else {
			position = "C"
		}
		g = append(g, position)
	}
	return g
}
func group ( cumulativeShare [ ] float64 ) [ ] string { var g [ ] string var position string for _ , v := range cumulativeShare { if v <= 80.0 { position = " " } else if v >= 80.0 && v <= 95.0 { position = " " } else { position = " " } g = append ( g , position ) } return g }
group Assign categories A/B/C
group Assign categories A / B / C