day11: testing for set() and len(set()) > 0 is the same

2021-12-11 06:49:39 +01:00 · 2021-12-11 06:49:39 +01:00 · ed80d29609
commit ed80d29609
parent 65c31164f5
1 changed files with 1 additions and 1 deletions
--- a/day11.py
+++ b/day11.py
@ -20,7 +20,7 @@ def flashGrid(grid: Grid) -> int:
            flashers.add(c)

    did_flash = set()
-    while len(flashers) > 0:
+    while flashers:
        thisFlash = flashers.pop()
        did_flash.add(thisFlash)
        grid.set(thisFlash, 0)