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함수형 인터페이스 정리해두기
12345678910@FunctionalInterfacepublic interface Runnable { public abstract void run();}```java@FunctionalInterfacepublic interface Consumer<T> { void accept(T t)} 1234
12345678910@FunctionalInterfacepublic interface Runnable { public abstract void run();}```java@FunctionalInterfacepublic interface Consumer<T> { void accept(T t)} 1234