#303 Modifying int and Integer Inside a Method

Companies:

Digitalleague

Themes:

JavaJava BasicsCode Review

What will be printed?

public class Main {

    public static void main(String[] args) {
        var a = new int[1];
        a[0] = 21;

        Integer b = Integer.valueOf(17);

        inc(a[0]);
        inc(b);

        System.out.println(a[0]);
        System.out.println(b);
    }

    public static void inc(int[] a) {
        a[0]++;
    }

    public static void inc(int a) {
        a++;
    }

    public static void inc(Integer b) {
        b++;
    }
}

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