diff --git a/day2/src/main.rs b/day2/src/main.rs
index 39a1499..907bd3e 100644
--- a/day2/src/main.rs
+++ b/day2/src/main.rs
@@ -7,8 +7,17 @@ fn main() {
     for line in input {
         let split:Vec<_> = line.split(':').collect();
         let rounds: Vec<_> = split.last().unwrap().split(';').collect();
-        let rounds: Vec<_> = rounds.iter().map(|x| x.split(',').collect::<Vec<_>>()).collect();
-        let rounds: Vec<_> = rounds.iter().map(|x| x.iter().map(|x| x.trim().split(' ').collect::<Vec<_>>()).collect::<Vec<_>>()).collect();
+        let rounds: Vec<_> = rounds.iter()
+            .map(|x| {
+                x.split(',').collect::<Vec<_>>()
+            }).collect();
+
+        let rounds: Vec<_> = rounds.iter()
+            .map(|x| {
+                x.iter().map(|x| {
+                    x.trim().split(' ').collect::<Vec<_>>()
+                }).collect::<Vec<_>>()
+            }).collect();
         let (mut r_max, mut g_max, mut b_max) = (0, 0, 0);
         for round in rounds {
             for set in round {