目录
A. Frog Jumping
B. Disturbed People
C. Good Array
D. Cutting Out
E. Thematic Contests
F1. Pictures with Kittens (easy version)
F2. Pictures with Kittens (hard version) A. Frog Jumping
直接模拟即可注意数据范围需要开long long
void solve(){LL a,…
tj11:
select sex,count(sex)
from t_athletes
group by sex; tj12:
select name 姓名,TIMESTAMPDIFF(year,birthday,2024-1-1) 年龄
from t_athletes tj13:
SELECT *
FROM
t_athletesWHERE id NOT IN (SELECT aid FROM t_match WHERE sid IN (SELECT id FROM t_sport WHE…