Apply rustfmt to repeated_squares example

Author: akubera

examples/repeated_squares.rs

@@ -1,13 +1,11 @@
-
 extern crate bigdecimal;
 
 use bigdecimal::BigDecimal;
 use std::time::Instant;
 use std::str::FromStr;
 
-fn main()
-{
-  //   let mut x = BigDecimal::from(1.1);
+fn main() {
+    //   let mut x = BigDecimal::from(1.1);
     let mut x = BigDecimal::from_str("1.1").unwrap();
     // for iter in 0..1_000_000 {
     for iter in 0..26 {
@@ -16,6 +14,10 @@ fn main()
         // x = x.take_and_square();
         let end = Instant::now();
         let usage = end - start;
-        println!("iter {} takes {} secs", iter, usage.as_secs() as f32 + usage.subsec_nanos() as f32 / 1.0e9);
+        println!(
+            "iter {} takes {} secs",
+            iter,
+            usage.as_secs() as f32 + usage.subsec_nanos() as f32 / 1.0e9
+        );
     }
 }