Contents

package allergies

import "math"

var allergens = []string{"eggs", "peanuts", "shellfish", "strawberries", "tomatoes", "chocolate", "pollen", "cats"}

func Allergies(i uint) []string {
	var result []string
	for _, v := range allergens {
		if AllergicTo(i, v) {
			result = append(result, v)
		}
	}
	return result
}

func AllergicTo(i uint, allergen string) bool {
	index := indexOf(allergens, allergen)
	x := uint(math.Pow(2.0, float64(index)))
	return (i & x) > 0
}

func indexOf(slice []string, string string) int {
	for p, v := range slice {
		if v == string {
			return p
		}
	}
	return -1
}

Version data entries

118 entries across 118 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/go/exercises/allergies/example.go
trackler-2.2.1.179	tracks/go/exercises/allergies/example.go
trackler-2.2.1.178	tracks/go/exercises/allergies/example.go
trackler-2.2.1.177	tracks/go/exercises/allergies/example.go
trackler-2.2.1.176	tracks/go/exercises/allergies/example.go
trackler-2.2.1.175	tracks/go/exercises/allergies/example.go
trackler-2.2.1.174	tracks/go/exercises/allergies/example.go
trackler-2.2.1.173	tracks/go/exercises/allergies/example.go
trackler-2.2.1.172	tracks/go/exercises/allergies/example.go
trackler-2.2.1.171	tracks/go/exercises/allergies/example.go
trackler-2.2.1.170	tracks/go/exercises/allergies/example.go
trackler-2.2.1.169	tracks/go/exercises/allergies/example.go
trackler-2.2.1.167	tracks/go/exercises/allergies/example.go
trackler-2.2.1.166	tracks/go/exercises/allergies/example.go
trackler-2.2.1.165	tracks/go/exercises/allergies/example.go
trackler-2.2.1.164	tracks/go/exercises/allergies/example.go
trackler-2.2.1.163	tracks/go/exercises/allergies/example.go
trackler-2.2.1.162	tracks/go/exercises/allergies/example.go
trackler-2.2.1.161	tracks/go/exercises/allergies/example.go
trackler-2.2.1.160	tracks/go/exercises/allergies/example.go