View Compilation Error

0_0_25920163_4605.cpp: In function 'int main()':
0_0_25920163_4605.cpp:28:3: error: 'll' was not declared in this scope
   ll sum=0;
   ^
0_0_25920163_4605.cpp:31:4: error: 'sum' was not declared in this scope
    sum+=*it;
    ^
0_0_25920163_4605.cpp:33:9: error: 'sum' was not declared in this scope
   cout<<sum<<endl;
         ^