array Creation: Double array

In this problem, you will create a program that reads an array size from standard input, creates a double array named prices, outputs the array length, and displays the default value of the first element to standard output.

Learning Objective: Understand how to create double arrays, check default values, and read input using Scanner

Overview

Create a program that creates a double array based on the input size and outputs array information.

Input

N

• Line 1: Array size N (integer, 1 or greater)

Specifications

• Read the array size from standard input
• Create a double array named prices (size: input value)
• Output the array length
• Output the first element (index 0) value (to check default value)

Output Format

Array length: N
First element: 0.0