View Compilation Error

0_0_14228027_5057.cpp: In function 'int main()':
0_0_14228027_5057.cpp:13:13: error: invalid operands of types '__gnu_cxx::__promote_2<int, int, double, double>::__type {aka double}' and 'int' to binary 'operator%'
 #define mod 258280327
             ^
0_0_14228027_5057.cpp:143:45: note: in expansion of macro 'mod'
             F[i]=(sum[i]*((pow(2,sum[i]-1))%mod))%mod;//cout<<i<<" "<<F[i]<<endl;//这个公式是为什么？
                                             ^