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勋章 ①金银铜:在竞赛中获得第一二三名;②好习惯:自然月10天提交;③里程碑:解决1/2/5/10/20/50/100/200题;④每周打卡挑战:完成每周5题,每年1月1日清零。
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提交记录
提交日期 | 题目名称 | 提交代码 |
---|---|---|
2025-03-30 | 经过第四象限的所有函数  |
select * from numbers_for_fun where (a=0 and b>=0 and c<0) or (a=0 and b<0) or (a<0) or (a>0 and (c<0 or (b<0 and a*c*4<b*b))) |
2025-03-30 | 经过第四象限的所有函数  |
select * from numbers_for_fun where (a=0 and b>=0 and c<0) or (a=0 and b<0) or (a<0) or (a>0 and (c<0 or (b<0 and a*b*4<b*b))) |
2025-03-30 | 北京有雪的日子  |
select dt, tmp_h, tmp_l,con wnd from weather_rcd_china where con like '%雪%' and city = 'beijing' |
2025-03-30 | 北京有雪的日子  |
select dt,tmp_h,tmp_l,con,wnd from weather_rcd_china where city = 'beijing' and con like '%雪%' |
2025-03-30 | 北京有雪的日子  |
select dt,tmp_h,tmp_l,wnd from weather_rcd_china where city = 'beijing' and con like '%雪%' |
2025-03-30 | 经过第四象限的所有函数  |
select * from numbers_for_fun where (a=0 and c<0) or (a<0) or (a>0 and (c<0 or (b < 0 AND 4*a*c < b*b))) |
2025-03-30 | 不经过第二象限的所有函数  |
select * from numbers_for_fun where (a=0 and b>=0 and c<=0) or (a<0 and ((b>=0 and c<=0) or (b<0 and c<=(b*b/4/a)))) |
2025-03-30 | 经过3个象限的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 and c!=0 |
2025-03-30 | 经过至少两个象限的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 |
2025-03-30 | 经过至少两个象限的一元一次函数  |
select * from numbers_for_fun where a=0 |
2025-03-30 | 一元一次函数形成的三角形面积  |
select * from numbers_for_fun where a=0 and b!=0 and abs((c*c)/(2*b)) >=5; |
2025-03-30 | 一元一次函数形成的三角形面积  |
select * from numbers_for_fun where a=0 and b!=0 and (c*c)/(2*b) >=5; |
2025-03-30 | 一元一次函数形成的三角形面积  |
select * from numbers_for_fun where a=0 and b!=0 and c*c/b >=5; |
2025-03-30 | 一元一次函数形成的等腰三角形  |
select * from numbers_for_fun where a=0 and b in(1,-1) and c!=0 |
2025-03-30 | 一元一次函数形成的等腰三角形  |
select * from numbers_for_fun where a=0 and b!=0 and c!=0 and c = b*c*-1 |
2025-03-30 | 开口向上的一元二次函数  |
select * from numbers_for_fun where a>0 |
2025-03-29 | 必过(-1, 0)的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 and c-b =0 |
2025-03-29 | 必过(-1, -1)的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 and c-b = -1 |
2025-03-29 | 必过(0, 1)的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 and c = 1 |
2025-03-29 | 不经过第二象限的一元一次函数  |
select * from numbers_for_fun where a=0 and b!=0 and (b>0 and c<=0) |