Static Variables and Methods

public class K {
    static int s = 0;
    int v;
    public K(int v) { this.v = v; s += v; }
    public int total() { return s + v; }
}
public static int run() {
    K a = new K(2);
    K b = new K(3);
    K c = new K(4);
    return a.total() + b.total();
}
// Call: System.out.println(run());

• A

  23

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• B

  18

• C

  27

• D

  20