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BJP4 Self-Check 3.2: MysteryNums

Language/Type: Java method basics parameter mystery
Author: Marty Stepp (on 2016/09/08)

What output is produced by the following program?

public class MysteryNums {
    public static void main(String[] args) {
        int x = 15;
        sentence(x, 42);

        int y = x - 5;
        sentence(y, x + y);

    public static void sentence(int num1, int num2) {
        System.out.println(num1 + " " + num2);

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