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public class AutoBox3 {
public static void main(String args[]) {
Integer iOb, iOb2;
int i;
iOb = 100;
System.out.println("Original value of iOb: " + iOb);
// The following automatically unboxes iOb, performs the increment, and then reboxes
// the result back into iOb.
++iOb;
System.out.println("After ++iOb: " + iOb);
// Here, iOb is unboxed, the expression is evaluated, and the result is reboxed and
// assigned to iOb2.
iOb2 = iOb + (iOb / 3);
System.out.println("iOb2 after expression: " + iOb2);
// The same expression is evaluated, but the result is not reboxed.
i = iOb + (iOb / 3);
System.out.println("i after expression: " + i);
}
}
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