View difference between Paste ID: eRXxCJY0 and JVUxBduN

 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Scanner;
 
 class Person implements Comparable<Person> {
     public String name;
     public int age;
 
     public Person(String name, int age) {
         this.name = name;
         this.age = age;
     }
 
     public String getName() {
         return name;
     }
 
     @Override
     public int compareTo(Person p) {
         return this.getName().compareTo(p.getName());
     }
 }
 
 public class Main {
     public static void main(String[] args) {
         Scanner scanner = new Scanner(System.in);
         Person person;
         List<Person> personList = new ArrayList<>();
         int n = Integer.parseInt(scanner.nextLine());
 
         for (int i = 0; i < n; i++) {
             String[] input = scanner.nextLine().split(" ");
             person = new Person(input[0], Integer.parseInt(input[1]));
 
-            if (person.age >= 30) {
+            if (person.age > 30) {
                 personList.add(person);
             }
         }
 
         Collections.sort(personList);
         personList.forEach(p -> System.out.printf("%s - %d%n", p.name, p.age));
     }
 }