IntPredicate fizz = (int num) -> num % 3 == 0;
IntPredicate buzz = (int num) -> num % 5 == 0;
IntStream.rangeClosed(1, 100)
    .mapToObj(i -> new StringBuilder()
        .append(fizz.test(i) ? "Fizz" : "")
        .append(buzz.test(i) ? "Buzz" : "")
        .append(!fizz.or(buzz).test(i) ? i : ""))
    .forEach(System.out::println);