View Compilation Error

0_0_26447929_30924.cpp:9:13: error: expected unqualified-id before numeric constant
 #define INF 0x3f3f3f3f
             ^
0_0_26447929_30924.cpp:16:11: note: in expansion of macro 'INF'
 const int INF = 0x3f3f3f3f;
           ^
0_0_26447929_30924.cpp:33:1: error: expected initializer before 'int'
 int main() {
 ^