Question

How to declare, initialize and print int array with Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
        int[] arr = new int[6];

        arr[0] = 23;
        arr[1] = 543;
        arr[2] = 291;
        
        arr[4] = 981;

        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }
    }
}


/*
run:

23
543
291
0
981
0

*/

 

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Answer 2

public class MyClass {
    public static void main(String args[]) {
        int[] arr = new int[] {23, 543, 291, 981};

        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }
    }
}


/*
run:

23
543
291
981

*/

 

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