Mã chấm: 271443

Main.cc: In function ‘int main()’:
Main.cc:23:15: error: expected ‘)’ before numeric constant
   if(nu==a[i] 77 demnu=x && demnu>=y || demnam>=x && demnu>y || demnam>x && demnu>=y)
     ~~~~~~~~~~^~~~~~~~~~~
Main.cc:28:63: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses]
  if(demnam>=x && demnu>=y || demnam>=x && demnu>y || demnam>x && demnu>=y)
                                                      ~~~~~~~~~^~~~~~~~~~~
Main.cc:30:18: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=]
   printf("%d",x+y);
               ~~~^
Main.cc:7:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld%lld",&n,&x,&y);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cc:15:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~