foo.cc: In function 'void init()':
foo.cc:64:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   64 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
foo.cc:67:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   67 |         scanf("%d",&cake[i]);
      |         ~~~~~^~~~~~~~~~~~~~~
foo.cc:70:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   70 |     scanf("%d",&m);
      |     ~~~~~^~~~~~~~~
foo.cc:72:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   72 |         scanf("%d",&mouth[i]);
      |         ~~~~~^~~~~~~~~~~~~~~~

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