View Compilation Error

0_0_33963236_26211.cpp: In function 'int main()':
0_0_33963236_26211.cpp:9:5: error: 'll' was not declared in this scope
     ll n;
     ^
0_0_33963236_26211.cpp:10:12: error: 'n' was not declared in this scope
     cin >> n;
            ^
0_0_33963236_26211.cpp:12:12: error: expected ';' before 'x'
         ll x;
            ^
0_0_33963236_26211.cpp:13:16: error: 'x' was not declared in this scope
         cin >> x;
                ^
0_0_33963236_26211.cpp:4:14: error: expected primary-expression before 'long'
 #define long long ll
              ^
0_0_33963236_26211.cpp:16:18: note: in expansion of macro 'long'
         cout << (long long)pow((double)10, d) << endl;
                  ^
0_0_33963236_26211.cpp:4:14: error: expected ')' before 'long'
 #define long long ll
              ^
0_0_33963236_26211.cpp:16:18: note: in expansion of macro 'long'
         cout << (long long)pow((double)10, d) << endl;
                  ^