Fix #296

eBook/07.3.md

@@ -14,17 +14,19 @@ for ix, value := range slice1 {
 
 ```go
 package main
+
 import "fmt"
 
 func main() {
-	var arr1 [5]int
+	var slice1 []int = make([]int, 4)
 
-	for i:=0; i < len(arr1); i++ {
-		arr1[i] = i * 2
-	}
+	slice1[0] = 1
+	slice1[1] = 2
+	slice1[2] = 3
+	slice1[3] = 4
 
-	for i:=0; i < len(arr1); i++ {
-		fmt.Printf("Array at index %d is %d\n", i, arr1[i])
+	for ix, value := range slice1 {
+		fmt.Printf("Slice at %d is: %d\n", ix, value)
 	}
 }
 ```