Home / Programs / Example 2: String Array: Write a Java program to update array elements at three different positions: start, middle, and end. Provide 3 different examples using user input for string arrays.
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Example 2: String Array: Write a Java program to update array elements at three different positions: start, middle, and end. Provide 3 different examples using user input for string arrays.

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Information & Algorithm

Example 2: String Array

Program Code

import java.util.Scanner;

public class UpdateStringArrayUser {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String[] arr = {"Apple", "Banana", "Cherry", "Date", "Elderberry"};

        System.out.println("Original Array:");
        for(String fruit : arr){
            System.out.print(fruit + " ");
        }

        // User input to update start, middle, and end
        System.out.print("\nEnter new value for start: ");
        arr[0] = sc.nextLine();

        System.out.print("Enter new value for middle: ");
        arr[arr.length / 2] = sc.nextLine();

        System.out.print("Enter new value for end: ");
        arr[arr.length - 1] = sc.nextLine();

        System.out.println("Updated Array:");
        for(String fruit : arr){
            System.out.print(fruit + " ");
        }
    }
}

How to learn from this program

First read the algorithm, then study the program code line by line. After that, compare the code with the output and finally go through the explanation. This approach helps learners understand both the logic and the implementation properly.