foo.cc: In function ‘int main()’:
foo.cc:9:13: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
    9 |     scanf("%d%d",&n,&m);
      |            ~^    ~~
      |             |    |
      |             int* long long int*
      |            %lld
foo.cc:9:15: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=]
    9 |     scanf("%d%d",&n,&m);
      |              ~^     ~~
      |               |     |
      |               int*  long long int*
      |              %lld
foo.cc:11:17: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
   11 |         scanf("%d",&a[i]);
      |                ~^  ~~~~~
      |                 |  |
      |                 |  long long int*
      |                 int*
      |                %lld
foo.cc:14:17: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
   14 |         scanf("%d",&x);
      |                ~^  ~~
      |                 |  |
      |                 |  long long int*
      |                 int*
      |                %lld
foo.cc:27:14: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=]
   27 |     printf("%d",m);
      |             ~^  ~
      |              |  |
      |              |  long long int
      |              int
      |             %lld