import java.util.Scanner;

public class CalcMode{

     public static void main(String []args){

                int[][] array = new int[6][2];

                Scanner input = new Scanner(System.in);

                System.out.print("Please, insert the scores and the frequency of each score:\n");

                int i = 0;
                while (input.hasNextLine()) {
                        Scanner line = new Scanner(input.nextLine());

                        int x = 0;
                        while (line.hasNextInt()) {
                                array[i][x] = line.nextInt();
                                x++;
                        }

                        i++;
                        if ( i == 6 ) {
                                break;
                        }
                }

                int highest = 0;
                int mode = 0;
                for( i = 0; i < array.length ; i++ ) {
                        if (array[i][1] > highest) {
                                highest = array[i][1];
                                mode = array[i][0];
                        }
                }

                System.out.println("The mode of students score is " + mode);

        }

}