#include <vector>
using namespace std;
int getSign(bool sign) {
if (sign) {
return 1;
} else {
return -1;
}
}
int solution(vector<int> absolutes, vector<bool> signs) {
int answer = 0;
for (int i = 0; i < absolutes.size(); i++) {
answer += (absolutes[i] * getSign(signs[i]));
}
return answer;
}