this is my code and its wrking fine on my pc



import java.io.*;
import java.util.Scanner;

public class Democracy {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub

        Scanner sc = new Scanner (System.in);
        System.out.println("enter no of groups");
        int n = sc.nextInt();

        System.out.println("enter group members");
        //String s = sc.next();
        //String[] num = s.split(",");
        String[] num = sc.next().split(",");


        int[] num1 = new int[num.length];
        int x =0;
        for(String a: num){
            num1[x] = Integer.parseInt(a);
            //System.out.println(a);
            x++;
        }

        int len = n/2+1;
        int[] min = new int[len];



            for(int i = 0; i <len; i++ ){
                min[i] = num1[i];
                for(int j= i+1; j<num1.length; j++ ){
                    if(min[i] > num1[j]){
                        min[i] = num1[j];
                    }
                }
            }

        int vote = 0;
        for(int i =0; i<len; i++){
            vote = vote+  min[i]/2+1;
        }


        System.out.println(vote);


    }

}