1 files changed, 12 insertions, 16 deletions
diff --git a/gcd.rs b/gcd.rs
index a07377b..95cc865 100644
--- a/gcd.rs
+++ b/gcd.rs
@@ -1,24 +1,20 @@
 use std::env;
 
-fn gcd2(mut a: u64, mut b: u64) -> u64
-{
-  while b != 0 {
-    let c = b;
-    b = a % b;
-    a = c;
-  }
+fn gcd2(mut a: u64, mut b: u64) -> u64 {
+    while b != 0 {
+        let c = b;
+        b = a % b;
+        a = c;
+    }
 
-  a
+    a
 }
 
+fn main() {
+    // XXX skip(1) to skip program name:
+    let nums = env::args().skip(1).map(|s| s.parse().unwrap());
 
-fn main ()
-{
-  // XXX skip(1) to skip program name:
-  let nums = env::args().skip(1).map(|s| s.parse().unwrap());
+    let gcd = nums.fold(0, gcd2);
 
-  let gcd = nums.fold(0, gcd2);
-
-  println!("{}", gcd);
+    println!("{}", gcd);
 }
-