Max average marks of students

MaxAvgStudents

package practice;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Scanner;

public class Solution2 {

	
	private static Map<String, Double> studentsMap;
	private static double max = -1;
	private static double getAvg(int a, int b, int c){
		double avg = (a+b+c)/3;
		if(avg > max){
			max = avg;
		}
		return avg;
	}
	
	private static String maxAvg(){
		String output = "";
		
		for(Map.Entry<String, Double> student : studentsMap.entrySet()){
			if(student.getValue() == max){
				if(output.length() == 0){
					output+=student.getKey();
				}else
					output = output + " " + student.getKey();
			}
		}
		output = output + " " + max;
		return output;
	}
	
	public static void main(String[] args) {
		
		Scanner s = new Scanner(System.in);
		int test = s.nextInt();
		s.nextLine();
		while(test > 0){
			
			studentsMap = new LinkedHashMap<String, Double>();
			int students = 3;
			while(students > 0){
				String name = s.nextLine();
				int marks1 = s.nextInt();
				int marks2 = s.nextInt();
				int marks3 = s.nextInt();
				s.nextLine();
				studentsMap.put(name, getAvg(marks1, marks2, marks3));
				students--;
			}
			System.out.println(maxAvg());
			test--;
		}
		s.close();
	}

}