foo.cc: In function 'int main()':
foo.cc:24:10: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   24 |  scanf("%d",&n);
      |         ~^  ~~
      |          |  |
      |          |  long long int*
      |          int*
      |         %lld
foo.cc:32:11: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   32 |   scanf("%d%d%d",&a[i].h,&a[i].t,&a[i].v);
      |          ~^      ~~~~~~~
      |           |      |
      |           int*   long long int*
      |          %lld
foo.cc:32:13: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
   32 |   scanf("%d%d%d",&a[i].h,&a[i].t,&a[i].v);
      |            ~^            ~~~~~~~
      |             |            |
      |             int*         long long int*
      |            %lld
foo.cc:32:15: warning: format '%d' expects argument of type 'int*', but argument 4 has type 'long long int*' [-Wformat=]
   32 |   scanf("%d%d%d",&a[i].h,&a[i].t,&a[i].v);
      |              ~^                  ~~~~~~~
      |               |                  |
      |               int*               long long int*
      |              %lld
foo.cc:24:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   24 |  scanf("%d",&n);
      |  ~~~~~^~~~~~~~~
foo.cc:32:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   32 |   scanf("%d%d%d",&a[i].h,&a[i].t,&a[i].v);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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