View Compilation Error

0_0_33493040_7022.cpp: In function 'int main(int, const char**)':
0_0_33493040_7022.cpp:40:52: error: expected primary-expression before '==' token
         if (n >= M && flag && int(sqrt(n) + 0.5) * == n) {
                                                    ^
0_0_33493040_7022.cpp:5:12: error: expected primary-expression before 'long'
 #define ll long long
            ^
0_0_33493040_7022.cpp:41:22: note: in expansion of macro 'll'
             ll tmp = ll(sqrt(n) + 0.5);
                      ^