foo.cc: In function 'int main()':
foo.cc:36:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   36 | int T;scanf("%d",&T);
      |       ~~~~~^~~~~~~~~
foo.cc:38:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   38 | LL Y;scanf("%lld",&Y);
      |      ~~~~~^~~~~~~~~~~

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