foo.cc: In function 'int main()':
foo.cc:6:10: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
    6 |  scanf("%d%d",&n,&b);
      |         ~^    ~~
      |          |    |
      |          int* long long int*
      |         %lld
foo.cc:6:12: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
    6 |  scanf("%d%d",&n,&b);
      |           ~^     ~~
      |            |     |
      |            int*  long long int*
      |           %lld
foo.cc:9:11: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
    9 |   scanf("%d",&a[i]);
      |          ~^  ~~~~~
      |           |  |
      |           |  long long int*
      |           int*
      |          %lld
foo.cc:24:11: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
   24 |  printf("%d\n",ans);
      |          ~^    ~~~
      |           |    |
      |           int  long long int
      |          %lld
foo.cc:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    6 |  scanf("%d%d",&n,&b);
      |  ~~~~~^~~~~~~~~~~~~~
foo.cc:9:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    9 |   scanf("%d",&a[i]);
      |   ~~~~~^~~~~~~~~~~~

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