Update dim func follow syntax change of swift 3

hprobotic · web-flow · commit b4e4ef1c8095 · 2017-03-02T17:10:59.000+07:00
diff --git a/Array2D/README.markdown b/Array2D/README.markdown
@@ -36,7 +36,7 @@ var cookies = [[Int]](repeating: [Int](repeating: 0, count: 7), count: 9)
 but that's just ugly. To be fair, you can hide the ugliness in a helper function:
 
 ```swift
-func dim<T>(count: Int, _ value: T) -> [T] {
+func dim<T>(_ count: Int, _ value: T) -> [T] {
   return [T](repeating: value, count: count)
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ var cookies = [[Int]](repeating: [Int](repeating: 0, count: 7), count: 9)`
`36`	`36`	`but that's just ugly. To be fair, you can hide the ugliness in a helper function:`
`37`	`37`
`38`	`38`	```swift
`39`		`-func dim<T>(count: Int, _ value: T) -> [T] {`
	`39`	`+func dim<T>(_ count: Int, _ value: T) -> [T] {`
`40`	`40`	`return [T](repeating: value, count: count)`
`41`	`41`	`}`
`42`	`42`	```