Day15

2020-12-15 08:04:49 +01:00
1 changed files with 1 additions and 1 deletions
--- a/days/src/main/kotlin/Day15.kt
+++ b/days/src/main/kotlin/Day15.kt
@ -32,7 +32,7 @@ class Day15(@Csv val input: Input<IntArray>) {
                say(i, start[i - 1])
            } else {
                val lastValues = map.get(last)
-                if (lastValues?.size ?: 0 == 1) say(i, 0)
+                if (lastValues?.size ?: 0 < 2) say(i, 0)
                else say(i, abs(lastValues[0] - lastValues[1]))
            }
        }