/in/foo.c: In function 'main':
/in/foo.c:6:17: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'long long int *' [-Wformat=]
    6 |         scanf("%d %d",&a,&b);
      |                ~^     ~~
      |                 |     |
      |                 int * long long int *
      |                %lld
/in/foo.c:6:20: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'long long int *' [-Wformat=]
    6 |         scanf("%d %d",&a,&b);
      |                   ~^     ~~
      |                    |     |
      |                    int * long long int *
      |                   %lld
/in/foo.c:7:14: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
    7 |     printf("%d",a*b);
      |             ~^  ~~~
      |              |   |
      |              int long long int
      |             %lld