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  • 第二次作业刘惠惠2.6,2.15

    2.6
    
    import java.uti1.Scanner;
    
    public class Work{
    
        public static void main(String[]  args){
    
          Scanner input=new Scanner(System.in);
    
          System.out.print(“Enter a number between 0 and 1000:”);
    
          int number=input.nextInt();
    
     
    
          int sumOfDigits=0;
    
          while(number!=0){
    
            int digit=number%10;
    
            number=number/10;
    
            sumOfDigits+=digit;
    
          }
    
            System.out.println(“The sum of the digits is ”十sumOfDigits);
    
          }
    
    }
    
     
    
     
    
    2.15
    
    import java.util.Scanner;
    
    public class P {
    
      public static void main(String[]  args){
    
        Scanner input=new Scanner(System.in);
    
    
        System.out.print(“Enter x1 and y1:");
        double x1=input.nextDouble();
        double y1=input.nextDouble();
    
    
        System.out.print(“Enter  x2 and y2:”)
        double x2=input.next0ouble();
        double y2=input.nextDouble();
        double a=Math.pow(x2-x1,  2)+Math.pow(y2-y1,2);
        double distance=Math.pow(a,0.5);
    
    
        System.out.println(”The distance of the two points is  ”十distance);
      }
    }
     
    

      

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  • 原文地址:https://www.cnblogs.com/huiiuh/p/7542304.html
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