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Challenge 53.

Predicate, Consumer, Function, Supplier UnaryOperator, BinaryOperator

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	`1`	`+package challenge51_60;`
	`2`	`+`
	`3`	`+import java.util.function.*;`
	`4`	`+`
	`5`	`+/**`
	`6`	`+ * @FunctionalInterface`
	`7`	`+ * Predicate<T> {boolean test(T t){}}`
	`8`	`+ * Function<T, R> {R apply(T T){}}`
	`9`	`+ * Consumer<T> {void accept(T t){}}`
	`10`	`+ * Supplier<T> {T get(){}}`
	`11`	`+ * UnaryOperator<T> extends Function<T,T>`
	`12`	`+ * BinaryOperator<T> extends BiFunction<T,T,T> extends Function<T,T,T>`
	`13`	`+ *`
	`14`	`+ */`
	`15`	`+public class Challenge_53 {`
	`16`	`+`
	`17`	`+ public static void main( String[] args ) {`
	`18`	`+`
	`19`	`+ Function<Integer, Predicate<Integer>> isGreaterThan = pivot -> number -> number > pivot;`
	`20`	`+`
	`21`	`+ Supplier<Integer> moeSupplier = () -> {return 5;};`
	`22`	`+ Consumer<Object> homerConsumer = System.out::println;`
	`23`	`+`
	`24`	`+ UnaryOperator<Integer> carlOperator = (c) -> Integer.valueOf(c);`
	`25`	`+ BinaryOperator<Integer> barneyOperator = Integer::sum;`
	`26`	`+`
	`27`	`+ var beersSum = carlOperator.apply(5) + barneyOperator.apply(2, 2);//9`
	`28`	`+`
	`29`	`+ System.out.println(moeSupplier.get());//5`
	`30`	`+ System.out.println(beersSum);//9`
	`31`	`+ homerConsumer.accept(isGreaterThan.apply(moeSupplier.get()).test(beersSum));`
	`32`	`+`
	`33`	`+`
	`34`	`+ }`
	`35`	`+`
	`36`	`+}`

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