```cpp
if(a&1LL)
```
换
```cpp
if(s&1LL)
```
by l___l @ 2018-06-24 18:30:58
@[rose_](/space/show?uid=51621)
by l___l @ 2018-06-24 18:31:05
@[CutestGnar](/space/show?uid=41989) 好吧同时查出来了……
by Altria_Pendragon_ @ 2018-06-24 18:31:38
红名大佬装蒻
by 2019_nCoV @ 2018-06-24 18:52:56
@[rose_](/space/show?uid=51621) 大佬不要装蒻,信不信我去A+B那里发个求助大佬找错(huaji)
by 花千树 @ 2018-06-24 19:07:34
红名大佬$\color{#FFFFFF}\text{又双叒叕}$装蒻
by star_magic_young @ 2018-06-24 19:44:15
红名的人不会的题蓝名的人解答,大佬是装弱吗
by 黑客集团_鬼 @ 2018-06-24 19:45:24