Added genre lists

helper.go

@@ -0,0 +1,27 @@
+package main
+
+import "fmt"
+
+// Converts anything into a string
+func s(v interface{}) string {
+	return fmt.Sprintf("%v", v)
+}
+
+// Contains ...
+func Contains(list []string, a string) bool {
+	for _, b := range list {
+		if b == a {
+			return true
+		}
+	}
+	return false
+}
+
+// Map ...
+func Map(original []string, f func(string) string) []string {
+	mapped := make([]string, len(original))
+	for index, value := range original {
+		mapped[index] = f(value)
+	}
+	return mapped
+}