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   | #include <iostream> using namespace std;
  struct student {     string name;     string major; };
  int main() {     int n;     cin >> n;     student s, male_min, female_max;     int score, male_score_min = 101, female_score_max = -1;     string gender;     for (int i = 0; i < n; i++) {         cin >> s.name >> gender >> s.major >> score;         if (gender == "M") {             if (score < male_score_min) {                 male_min = s;                 male_score_min = score;             }         } else {             if (score > female_score_max) {                 female_max = s;                 female_score_max = score;             }         }     }
      if (female_score_max != -1) {         cout << female_max.name << " " << female_max.major << endl;     } else {         cout << "Absent" << endl;     }     if (male_score_min != 101) {         cout << male_min.name << " " << male_min.major << endl;     } else {         cout << "Absent" << endl;     }     if (female_score_max != -1 && male_score_min != 101) {         cout << female_score_max - male_score_min << endl;     } else {         cout << "NA" << endl;     }
      return 0; }
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