Apr 17, 2025 · First, we create an object of the Scanner Class and import the java.util.Scanner package. Then we use the hasNextInt () and nextInt () methods of the Scanner class to take …

Jul 15, 2012 · Your array has 50 elements, and your loop goes over 51 elements (0 to 50). Just change the code to: int[] testarray = new int[50]; for (int i = 0; i < 50; i++) { testarray[i] = i; } or …

To take input of an array, we must ask the user about the length of the array. After that, we use a Java for loop to take the input from the user and the same for loop is also used for retrieving …

Mar 11, 2024 · Once more, for reading array elements from the user, we use the scanner class. We utilise the print statement once more. Next, we use a for loop to access the array elements.

Nov 7, 2021 · In this article, we will discuss the concept of Java program to get array input from user using for loop. In this post, we are going to learn how to write a program to take array …

Nov 13, 2024 · Java ArrayList class uses a dynamic array for storing the elements. It is like an array, but there is no size limit. We can add or remove elements anytime. So, it is much more …

Feb 14, 2019 · You should use a for-loop with index for that, in order to write into the array: Scanner scanner = new Scanner(System.in); int[] arr = new int[3]; for(int i=0;i<arr.length;i++) { …

Loop Through an Array. You can loop through the array elements with the for loop, and use the length property to specify how many times the loop should run. The following example outputs …

Learn how to fill an array of characters using user input in Java with this step-by-step guide and example program.

Feb 8, 2013 · How do we create arraylist dynamically inside a loop? something like - for(i=0;i<4;i++) { List<Integer> arr(i) = new ArrayList<>(); }