@[wangsixian2007](/user/263469) P1236
暴力dfs（
by DitaMirika @ 2020-08-01 15:16:31
@[寒冰大大](/user/38636) 我尝试一下
by Ink_Bottle @ 2020-08-01 15:19:02
@[xyizd](/user/236862) 感谢%%%
by Ink_Bottle @ 2020-08-01 15:19:12
暴力枚举后缀表达式啊。
by Error_Eric @ 2020-08-01 20:07:50
四个数全排列4\*3\*2\*1,四则运算枚举$2^4$，随便过。
by Error_Eric @ 2020-08-01 20:09:11
不用枚举括号了。
by Error_Eric @ 2020-08-01 20:09:22
[兜售题解](https://www.luogu.com.cn/blog/ERIC233233/solution-p1449)
输入改一下就可以了。
by Error_Eric @ 2020-08-01 20:10:45
@[wangsixian2007](/user/263469)
by Error_Eric @ 2020-08-01 20:10:55