foo.cc: In function 'int daysofMonth(int, int)':
foo.cc:47:1: warning: control reaches end of non-void function [-Wreturn-type]
   47 | }
      | ^
foo.cc: In function 'int main()':
foo.cc:76:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   76 |  scanf("%d %d",&y,&m);
      |  ~~~~~^~~~~~~~~~~~~~~

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