0分。运行的时候还需要自点一下回车。。。这要怎么办额

P1598 垂直柱状图

把 ```cpp if (c == '\n') l++; ``` 改成 ```cpp if (c == '\n' || ch == EOF) l++; ```
by LroseC @ 2021-09-23 19:28:28

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