View Compilation Error

0_0_18381157_12851.cpp: In function 'long long int fun()':
0_0_18381157_12851.cpp:9:14: error: expected primary-expression before 'long'
 #define long long long
              ^
0_0_18381157_12851.cpp:65:18: note: in expansion of macro 'long'
  return ans*qpow(long(N), mod - 2) % mod;
                  ^