Mã chấm: 19921

Main.cc: In function ‘int main()’:
Main.cc:8:18: error: expected ‘;’ before ‘<=’ token
     for(int i=0,i<=n;i++)
                  ^~
Main.cc:8:18: error: expected primary-expression before ‘<=’ token
Main.cc:11:26: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘int’ [-Wformat=]
         scanf("%d",arr[n]);
                    ~~~~~~^
Main.cc:6:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
Main.cc:11:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",arr[n]);
         ~~~~~^~~~~~~~~~~~~