@[abundon](/user/1125841) 头文件错了
by angiing1222 @ 2024-01-20 17:57:31
加上`cstdio`头文件
by angiing1222 @ 2024-01-20 17:57:59
@[abundon](/user/1125841) 用 C++14 没问题
by Dream_Creator @ 2024-01-20 17:58:03
还有不推荐用c++98，过于古早，各种奇怪的特性都有
by angiing1222 @ 2024-01-20 17:59:22
@[Dream_Creator](/user/529722) 谢谢大佬
by abundan @ 2024-01-20 18:29:51
@[angiing1222](/user/718025) 谢谢大佬
by abundan @ 2024-01-20 18:30:27
换了之后3，5wa了
by abundan @ 2024-01-20 18:31:13
终于写出来了@[abundon](/user/1125841)
by abundan @ 2024-01-20 18:47:15