foo.cc: In function 'void solve()':
foo.cc:46:11: warning: statement has no effect [-Wunused-value]
   46 | cout.fixed;
      |           ^
foo.cc:26:6: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   26 | scanf("%d%d",&l,&k);
      | ~~~~~^~~~~~~~~~~~~~
foo.cc:29:6: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   29 | scanf("%d",&temp);
      | ~~~~~^~~~~~~~~~~~
foo.cc:34:6: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   34 | scanf("%d",&temp);
      | ~~~~~^~~~~~~~~~~~
foo.cc: In function 'int main()':
foo.cc:53:6: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   53 | scanf("%d",&T);
      | ~~~~~^~~~~~~~~

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