View Compilation Error

1_781_5883_21496.cpp: In function 'int main()':
1_781_5883_21496.cpp:16:19: error: invalid operands of types '__gnu_cxx::__promote_2<int, int, double, double>::__type {aka double}' and 'int' to binary 'operator%'
    int x=pow(a,i)%m;
                   ^
1_781_5883_21496.cpp:17:19: error: invalid operands of types '__gnu_cxx::__promote_2<int, int, double, double>::__type {aka double}' and 'int' to binary 'operator%'
    int y=pow(a,i)%m;
                   ^