add: slice internals exercises

x-tba/slices/exercises/fix-xx-limit-the-backing-array-sharing/api/api.go

@@ -0,0 +1,20 @@
+package api
+
+var temps = []int{5, 10, 3, 25, 45, 80, 90}
+
+// Read returns a range of temperature readings beginning from
+// the `start` until to the `stop`.
+func Read(start, stop int) []int {
+	// ----------------------------------------
+	// RESTRICTIONS — ONLY ADD YOUR CODE HERE
+
+	portion := temps[start:stop]
+
+	// ----------------------------------------
+	return portion
+}
+
+// All returns all the temperature readings
+func All() []int {
+	return temps
+}