Untitled

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);

        int n = in.nextInt(); // number of students
        int m = in.nextInt(); // number of lessons

        int[] studentOrder = new int[n];
        for (int i = 0; i < n; i++) {
            studentOrder[i] = in.nextInt(); 
        }

        int bestStudentIndex = -1;
        int maxSum = -1;

        for (int i = 0; i < n; i++) { //this is how you find the student with the maximum total grade
            int sum = 0;
            for (int j = 0; j < m; j++) {
                sum += in.nextInt();
            }
            if (sum > maxSum) {
                maxSum = sum;
                bestStudentIndex = i;
            }
        }
        
        System.out.println(studentOrder[bestStudentIndex]);
    }
}