```cpp
auto cmp = [&](int i, int j){
if(a[i] == a[j]){
return a[i] < a[j];
}
return a[i] < a[j];
};
```
~~++魔怔次数~~ @[wxq7889](/user/808745)
by Dark_Star @ 2024-03-28 19:50:53