fix missing double-quote
fix missing double-quote

be-oi/beoi-contest-platform,be-oi/beoi-contest-platform,France-ioi/bebras-platform,be-oi/beoi-contest-platform,France-ioi/bebras-platform,be-oi/beoi-contest-platform,France-ioi/bebras-platform,be-oi/beoi-contest-platform,be-oi/beoi-contest-platform,France-ioi/bebras-platform,France-ioi/bebras-platform,France-ioi/bebras-platform