H3-2. 0720_ JAVA 코드

class Person {

  public class PersonTest {

      public static void main(String[] args) {
          int age = 12;
          String name = "Anonymous";

          selfIntroduce();
          getPopulation();

    }
      private static void selfIntroduce() {
          int age = 3;
          String name = "철수";
          System.out.printf("내 이름은 %d이며, 나이는 %d살 입니다.", name, age);
      }

      private static void getPopulation() {
          int numberOfPersons = 0;
          Person persons = new Person();
          int result = numberOfPersons++;
          System.out.println(result);
      }
	
}
}