foo.c: In function 'main':
foo.c:13:34: warning: format '%d' expects argument of type 'int', but argument 2 has type 'int *' [-Wformat=]
   13 |                         printf("%d",&n);
      |                                 ~^  ~~
      |                                  |  |
      |                                  |  int *
      |                                  int
      |                                 %ls

[Hydro](https://hydro.ac)提供评测服务