@[jerry3128](/user/27338) 怎么用呢
by No_Au_No_Name @ 2020-02-25 13:44:57
@[memset1](https://www.luogu.com.cn/user/11853)
by team109 @ 2020-02-25 13:45:21
@[东风入律](/user/304378) 你去搜搜吧，我也不常用。
by jerry3128 @ 2020-02-25 13:45:23
这样用:
``` cpp
int a[100];
fill(a,a+100,1);
```
by _Herobrine_ @ 2020-02-25 13:47:59
你写个for循环会怎样
by SKTelecomT1_Faker @ 2020-02-25 13:49:00
人类的本性:懒
by _Herobrine_ @ 2020-02-25 13:50:35
~~for一下，比嘛都保险~~
by hanzhongtlx @ 2020-02-25 13:51:49
@[东风入律](/user/304378)
by hanzhongtlx @ 2020-02-25 13:51:53
`memset(a,1,sizeof(a));` 是错误的写法...
`std::fill(a+1,a+1+100,1);` 这么写就好啦
by Meatherm @ 2020-02-25 14:00:39
fill(a,b,c)为从地址a开始到地址（b-1)赋值为c
fiil(a+1,a+n+1,1);就是把a[1]到a[n]赋值为1;
by _StarBird_ @ 2020-02-25 14:04:47