Codeforces Round #847 (Div. 3) A-ECodeforces Round #847 (Div. 3) Codeforces Round #847 (Div. 3)A. Polycarp and the Day of PiB. Taisia and DiceC. PremutationD. MatryoshkasE. Vlad and a Pair of Numbers codeforces 2024-10-02 100 点赞 1 评论 151 浏览