test-java-repo

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public class SwapNumbers {
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    public static void main(String[] args) {
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        float first = 1.20f, second = 2.45f;
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        System.out.println("--Before swap--");
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        System.out.println("First number = " + first);
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        System.out.println("Second number = " + second);
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        // Value of first is assigned to temporary
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        float temporary = first;
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        // Value of second is assigned to first
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        first = second;
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        // Value of temporary (which contains the initial value of first) is assigned to second
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        second = temporary;
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        System.out.println("--After swap--");
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        System.out.println("First number = " + first);
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        System.out.println("Second number = " + second);
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    }
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}