3回答

• 

  weixin_慕盖茨5555608

  2019-05-17 00:37:28

  public class HelloWorld{

      public static void main(String[] args) {

  int age1=24;

  int age2=18;

  int age3=36;

  int age4=27;

  int sum=24+18+36+27;

  double avg=sum/4;

  int minus=24-18;

  int newAge=--age1;

      System.out.println("年龄总和："+sum);

      System.out.println("平均年龄："+avg);

  System.out.println("年龄差值："+minus);

  System.out.println("自减后的年龄："+newAge);

  
  

  }

  
  

  0 0
• 

  wj961127

  2019-03-14 16:17:34

  public class HelloWorld{

      public static void main(String[] args) {

  int age1=24;

  int age2=18;

  int age3=36;

  int age4=27;

  int sum=age1+age2+age3+age4;

  double avg=(age1+age2+age3+age4)/4;

  int minus=age1-age2;

  int newAge=--age1;

      System.out.println("年龄总和："+sum);

      System.out.println("平均年龄："+avg);

  System.out.println("年龄差值："+minus);

  System.out.println("自减后的年龄："+newAge);

  
  

  }

  }

  
  

  0 0
• 

  爱冒险的梦ya

  2019-02-28 15:16:52

  把代码都贴上来呀

  0 0