foo.c: In function 'main':
foo.c:11:25: warning: format '%f' expects argument of type 'float *', but argument 2 has type 'int *' [-Wformat=]
   11 |                 scanf("%f",&x);
      |                        ~^  ~~
      |                         |  |
      |                         |  int *
      |                         float *
      |                        %d
foo.c:16:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   16 |                 if(x=max)
      |                    ^

[Hydro](https://hydro.ac)提供评测服务