很玄学的东东

P1697 [USACO18JAN] Lifeguards B

`answer` 和 `count` 函数的返回值是什么类型的?
by txppdd @ 2024-02-25 16:55:04


@[Kapo_Hisy](/user/922691) 返回类型不同,导致的报错。
by _qingshu_ @ 2024-02-25 17:19:08


oh,好像 ```count``` 函数的返回值是 ```initialize_list<int>::difference_type```,好像是 ```unsigned int```……
by Kapo_Hisy @ 2024-02-25 21:08:04


本蒟蒻学到了~~
by Kapo_Hisy @ 2024-02-25 21:08:18


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