/*
    Method4.java
    CIS 160
    10/18/04

    passing variables by value (default operation)
*/

public class Method4 {
    public static void main(String[] args) {
        int n = 5;
        System.out.println("Before calling changeNum(): " + n);
        changeNum(n);
        System.out.println("After calling changeNum():  " + n);
    }

    private static void changeNum(int n) {
        System.out.println("Start of changeNum(): " + n);
        n = 7;
        System.out.println("End of changeNum():   " + n);
    }
}

/*
    Output:

    Before calling changeNum(): 5
    Start of changeNum(): 5
    End of changeNum():   7
    After calling changeNum():  5
*/