View Compilation Error

0_0_19608986_12628.cpp:2:4: error: stray '#' in program
  2 #define pii pair<int,int>
    ^
0_0_19608986_12628.cpp:3:4: error: stray '#' in program
  3 #define INF 0x3f3f3f3f
    ^
0_0_19608986_12628.cpp:4:4: error: stray '#' in program
  4 #define LL long long
    ^
0_0_19608986_12628.cpp:2:2: error: expected unqualified-id before numeric constant
  2 #define pii pair<int,int>
  ^
0_0_19608986_12628.cpp:6:2: error: expected unqualified-id before numeric constant
  6 const int N=10086;
  ^
0_0_19608986_12628.cpp:7:2: error: expected unqualified-id before numeric constant
  7 
  ^