View Compilation Error

0_0_37027153_30617.cpp:7:1: error: 'll' does not name a type
 ll a , b , c , d  , n ;
 ^
0_0_37027153_30617.cpp: In function 'int main()':
0_0_37027153_30617.cpp:33:42: error: 'a' was not declared in this scope
         scanf("%lld%lld%lld%lld%lld" ,  &a , &b , &c , &d ,&n );
                                          ^
0_0_37027153_30617.cpp:33:47: error: 'b' was not declared in this scope
         scanf("%lld%lld%lld%lld%lld" ,  &a , &b , &c , &d ,&n );
                                               ^
0_0_37027153_30617.cpp:33:52: error: 'c' was not declared in this scope
         scanf("%lld%lld%lld%lld%lld" ,  &a , &b , &c , &d ,&n );
                                                    ^
0_0_37027153_30617.cpp:33:57: error: 'd' was not declared in this scope
         scanf("%lld%lld%lld%lld%lld" ,  &a , &b , &c , &d ,&n );
                                                         ^
0_0_37027153_30617.cpp:33:61: error: 'n' was not declared in this scope
         scanf("%lld%lld%lld%lld%lld" ,  &a , &b , &c , &d ,&n );
                                                             ^