class Teste3 {
    public static void main(String[] args) {
        float zeroPositivo = Float.intBitsToFloat(0);
        float zeroNegativo = Float.intBitsToFloat(0b1000_0000__0000_0000__0000_0000__0000_0000);
        System.out.println(zeroPositivo == zeroNegativo);
        System.out.println(zeroPositivo != zeroNegativo);
        float nan1 = Float.intBitsToFloat(0b1111_1111__1000_0000__0000_0000__0000_0001);
        float nan2 = Float.intBitsToFloat(0b1111_1111__1000_0000__0000_0000__0000_0010);
        System.out.println(nan1 == nan2);
        System.out.println(nan1 == nan1);
        System.out.println(nan1 != nan2);
        System.out.println(nan1 != nan1);
    }
}

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