Data update

Task/Currency/Rust/currency.rust

@@ -49,7 +49,7 @@ impl Mul<u64> for Currency {
 impl fmt::Display for Currency {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let cents = (&self.amount * BigInt::from(100)).to_integer();
-        write!(f, "${}.{}", &cents / 100, &cents % 100)
+        write!(f, "${}.{:0>2}", &cents / 100, &cents % 100)
     }
 }
 
@@ -57,7 +57,7 @@ impl Currency {
 
     fn new(num: f64) -> Self {
         Self {
-            amount: BigRational::new(((num * 100.0) as i64).into(), 100.into())
+            amount: BigRational::new(((num * 100.0).round() as i64).into(), 100.into())
         }
     }