Run id: 158015

Main.cc: In function 'int main()':
Main.cc:6:12: error: conflicting declaration 'int a [n]'
     int a[n];
            ^
Main.cc:4:11: note: previous declaration as 'int a'
     int n,a,b;
           ^
Main.cc:9:12: error: invalid types 'int[int]' for array subscript
         a[i]=a+b;
            ^
Main.cc:12:15: error: invalid types 'int[int]' for array subscript
      cout<