/in/foo.c: In function 'main':
/in/foo.c:22:26: warning: format '%d' expects argument of type 'int', but argument 2 has type 'double' [-Wformat=]
   22 |                 printf("%d",chunkuan*1.2+yue);
      |                         ~^  ~~~~~~~~~~~~~~~~
      |                          |              |
      |                          int            double
      |                         %f