Question: public class NumbersDemo { public static void main (String args) { int a; int b; a = 5; b = 8; } public static void

public class NumbersDemo { public static void main (String args) { int a; int b; a = 5; b = 8; } public static void displayTwiceTheNumber(int n) { displayTwiceTheNumber(a); displayTwiceTheNumber(b); S...

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