foo.cc: In function 'int main()':
foo.cc:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   21 |  scanf("%d",&n);
      |  ~~~~~^~~~~~~~~
foo.cc:26:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   26 |   scanf("%s",stu[i].name);
      |   ~~~~~^~~~~~~~~~~~~~~~~~
foo.cc:28:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   28 |   scanf("%d",&stu[i].finalScore);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:30:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   30 |   scanf("%d",&stu[i].classScore);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:32:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   32 |   scanf(" %c",&stu[i].work);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~
foo.cc:34:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   34 |   scanf(" %c",&stu[i].west);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~
foo.cc:36:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   36 |   scanf("%d",&stu[i].paper);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~

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