其他 返回
天气预报 > 其他 > 3个同学坐成一排合影有几种做法
3个同学坐成一排合影有几种做法
更新时间： 2020-07-07 00:00:00  

设三个人为甲、乙、丙，坐法有：

1、甲在中间，乙丙在两侧有两种方式；

2、乙在中间，甲丙在两侧有两种方式；

3、丙在中间，甲乙在两侧有两种方式；

4、一共6种坐法。

关键词： 同学 合影 做法

3个同学坐成一排合影有几种做法相关经验

天气预报

最新推荐

页面:/news/view-1603888/ | 耗时:0.4995 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1603888 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1603888 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1603888 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1107168,1082363,1098434,1062578,1062870,1085598,1130364,1109308,1069889,1131525,1275376,1064061,1129615,1080150,1128565,1081737,1078735,1062296,1113556,1119039,1130302,1107997,1119484,1120946,1060817,1083548,1128303,1121252,1088668,1084966) ORDER BY field (ArticleID,1107168,1082363,1098434,1062578,1062870,1085598,1130364,1109308,1069889,1131525,1275376,1064061,1129615,1080150,1128565,1081737,1078735,1062296,1113556,1119039,1130302,1107997,1119484,1120946,1060817,1083548,1128303,1121252,1088668,1084966)