@[LG_wxm](/user/1238485) 应当是 `a + b <= c`
by Iniaugoty @ 2024-01-07 23:08:30
要<=的，不是<
by Lilium_davidii @ 2024-01-07 23:09:04
谢谢各位大佬，是我粗心了，好尴尬，哈哈
by LG_wxm @ 2024-01-07 23:13:06
@[LG_wxm](/user/1238485)
**其实**
```cpp
if(!((a+b>c)&&(a+c>b)&&(b+c>a)));
```
**也行**
by Lorentz @ 2024-03-09 15:38:43