tree a6ab20ab3d1ca216eb9522422448304f7d5c7cab
parent d6cdb2cd80e3df1e2e8643494ee9745ea2018340
author Kazuho Oku <kazuhooku@gmail.com> 1669085986 +0900
committer Kazuho Oku <kazuhooku@gmail.com> 1669086001 +0900

use const-time op