made print message similar across two loops

srinivasreddy · srinivasreddy · commit 2dc723de9a1f · 2016-03-02T20:42:26.000+05:30
diff --git a/src/doc/book/vectors.md b/src/doc/book/vectors.md
@@ -141,7 +141,7 @@ for i in &v {
 }
 
 for i in &v {
-    println!("This is a reference {}", i);
+    println!("This is a reference to {}", i);
 }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -141,7 +141,7 @@ for i in &v {`
`141`	`141`	`}`
`142`	`142`
`143`	`143`	`for i in &v {`
`144`		`- println!("This is a reference {}", i);`
	`144`	`+ println!("This is a reference to {}", i);`
`145`	`145`	`}`
`146`	`146`	```
`147`	`147`