day(13): take the factor out of helper function

Signed-off-by: Matej Focko <mfocko@redhat.com>

src/bin/day13.rs

@@ -42,14 +42,14 @@ impl Pattern {
                     .count()
                     == allowed_error
             })
-            .map(|y| 100 * (y + 1) as i32)
+            .map(|y| (y + 1) as i32)
     }
 
     fn score(&self, allowed_error: usize) -> i32 {
         if let Some(s) = self.check_vertically(allowed_error) {
             s
         } else if let Some(s) = self.check_horizontally(allowed_error) {
-            s
+            100 * s
         } else {
             unreachable!()
         }