foo.cc: In function 'int main()':
foo.cc:15:17: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   15 |         scanf("%d %d" , &n , &m);
      |                ~^       ~~
      |                 |       |
      |                 int*    long long int*
      |                %lld
foo.cc:15:20: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
   15 |         scanf("%d %d" , &n , &m);
      |                   ~^         ~~
      |                    |         |
      |                    int*      long long int*
      |                   %lld
foo.cc:16:44: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   16 |         for(int i = 1;i <= n;i ++) scanf("%d" , &a[i]);
      |                                           ~^    ~~~~~
      |                                            |    |
      |                                            int* long long int*
      |                                           %lld

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