[백준 자바] 2735번 윤년

2753번: 윤년

연도가 주어졌을 때, 윤년이면 1, 아니면 0을 출력하는 프로그램을 작성하시오.

• if문

  package level_02.num2735;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.util.StringTokenizer;
  
  public class If {
      public static void main(String[] args) throws IOException {
          BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
          StringTokenizer st = new StringTokenizer(br.readLine());
  
          int year = Integer.parseInt(st.nextToken());
  
          if (year % 4 == 0 && year % 100 != 0) {
              System.out.println("1");
          } else if (year % 400 == 0) {
              System.out.println("1");
          } else {
              System.out.println("0");
          }
      }
  }

• 삼항연산자

  package level_02.num2735;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.util.StringTokenizer;
  
  public class Ternary {
      public static void main(String[] args) throws IOException {
          BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
          StringTokenizer st = new StringTokenizer(br.readLine());
  
          int year = Integer.parseInt(st.nextToken());
  
          String result = (year % 4 == 0 && year % 100 != 0) ? "1" : (year % 400 == 0) ? "1" : "0";
          System.out.println(result);
      }
  }

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