运行 ID: 75628

Main.cc: In function ‘int main()’:
Main.cc:7:12: error: conflicting declaration ‘int a [n]’
     int a[n];
            ^
Main.cc:5:8: note: previous declaration as ‘int a’
  int n,a=0,b=0,c=0;
        ^
Main.cc:10:17: error: invalid types ‘int[int]’ for array subscript
         cin>>a[i];
                 ^
Main.cc:11:15: error: invalid types ‘int[int]’ for array subscript
         if(a[i]==1)
               ^
Main.cc:15:20: error: invalid types ‘int[int]’ for array subscript
         else if(a[i]==5)
                    ^
Main.cc:19:20: error: invalid types ‘int[int]’ for array subscript
         else if(a[i]==10)
                    ^