Question:What will be the output when this code is compiled and run?
public class Test {

    public Test() {

        Bar b = new Bar();
        Bar b1 = new Bar();
        update(b);
        update(b1);
        b1 = b;
        update(b);
        update(b1);
    }

    private void update(Bar bar) {

        bar.x = 20;
        System.out.println(bar.x);
    }

    public static void main(String args[]) {

        new Test();
    }

    private class Bar {

        int x = 10;
    }
}
 

A The code will fail to compile. 
B 10 10 10 10 
C 20 20 20 20 
D 10 20 10 20 

+ Answer
C 

+ Report

Mohammad Towhidul Islam

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