`#include

using namespace std;

class Student { private:
int scores[5]; public: void input(); int calculateTotalScore(); };

void Student::input() { for(int i = 0; i < 5; i++) { cin >> scores[i]; } }

int Student::calculateTotalScore() { int sum = 0; for(int i = 0; i < 5; i++) { sum += scores[i]; } return sum; }

int main() { int n; cin >> n; Student a[n]; for(int i = 0; i < n; i++) { a[i].input(); } int cnt = 0; for(int j = 1; j < n; j++) { if(a[j].calculateTotalScore() > a[0].calculateTotalScore()) cnt++; } cout << cnt; return 0; } `