/in/foo.cc: In function 'int main()':
/in/foo.cc:5:17: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
    5 |         scanf("%d%d",&a,&b);
      |                ~^    ~~
      |                 |    |
      |                 int* long long int*
      |                %lld
/in/foo.cc:5:19: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
    5 |         scanf("%d%d",&a,&b);
      |                  ~^     ~~
      |                   |     |
      |                   int*  long long int*
      |                  %lld
/in/foo.cc:6:18: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
    6 |         printf("%d",a*b);
      |                 ~^  ~~~
      |                  |   |
      |                  int long long int
      |                 %lld