How to put a Scanner input into an array… for example a couple of numbers

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青春惊慌失措
青春惊慌失措 2020-11-30 05:20
Scanner scan = new Scanner(System.in);
double numbers = scan.nextDouble();
double[] avg =..????
11条回答
  •  清歌不尽
    2020-11-30 05:43

    import  java.util.Scanner;
    
    class Array {
    public static void main(String a[]){
    
        Scanner input = new Scanner(System.in);
    
        System.out.println("Enter the size of an Array");
    
        int num = input.nextInt();
    
        System.out.println("Enter the Element "+num+" of an Array");
    
        double[] numbers = new double[num];
    
        for (int i = 0; i < numbers.length; i++)
        {
    
            System.out.println("Please enter number");
    
            numbers[i] = input.nextDouble();
    
        }
    
        for (int i = 0; i < numbers.length; i++)
        {
    
            if ( (i%3) !=0){
    
                System.out.print("");
    
                System.out.print(numbers[i]+"\t");
    
            } else {
                System.out.println("");
    
                System.out.print(numbers[i]+"\t");
            }
    
        }
    
    }
    

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