Merge pull request #1644 from ErickCastle/patch-1

Added missing space in comment

src/hello/print.md

@@ -45,7 +45,7 @@ fn main() {
     println!("{number:>5}", number=1);
 
     // You can pad numbers with extra zeroes,
-    //and left-adjust by flipping the sign. This will output "10000".
+    // and left-adjust by flipping the sign. This will output "10000".
     println!("{number:0<5}", number=1);
 
     // You can use named arguments in the format specifier by appending a `$`.