Static Variables and Methods

AP Computer Science A· difficulty 3/5

public class K {
    private static int n = 0;
    public static void inc() { n++; }
    public static int getN() { return n; }
}
// ...
K.inc(); K.inc();
K k = new K();
k.inc();
System.out.println(K.getN());

What is printed?

A
$3$
check_circle
B
$2$
C
$1$
D
$0$

Explanation

The static counter n is incremented three times in total regardless of how inc is called.

Want 10 more like this — adaptive to your weak spots?

Practice 10 like thisarrow_forward Predict my AP score

Related questions