diff --git a/day12/src/main.rs b/day12/src/main.rs
index 27270ad..7d70200 100644
--- a/day12/src/main.rs
+++ b/day12/src/main.rs
@@ -117,10 +117,10 @@ fn choose(n: u64, k: u64) -> u64 {
 
 fn count_options_in_uncertain(length_uncertain: u64, sum_broken: u64, num_broken: u64) -> u64 {
     let slots = length_uncertain - sum_broken + 1;
-    // if slots == 0 || num_broken == 0 {
-    //     return 1;
-    // }
     // slots choose num_broken
+    if slots == 0 || num_broken == 0 {
+        return 1;
+    }
     choose(slots, num_broken)
 }