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while loop mystery

Language/Type: Java method basics mystery while loops
Author: Marty Stepp (on 2010/12/28)

Given the following method: 

public static void whileMystery(int x, int y, int z) {
    while (x < z || y < z) {
        x = x + y;
        y = y * 2;
        System.out.print(x + " " + y + " ");
    }

    System.out.println();
}

Write the output of each of the following calls.

whileMystery(0, 5, 10);
whileMystery(4, 2, 12);
whileMystery(10, 1, 14);

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