이들 schwierig 그리고 schwer 의 차이점은 무엇인가요?예문 만이라도 편하게 알려주세요.

schwierig is usually used as an indicator of difficulty. As in: Die Aufgabe ist schwierig. You can also use schwer in the same manner, but schwer is the word you would use to "quantify" weight. Die Kiste ist schwer. in that case you can't use schwierig. so schwierig=hard whereas schwer=heavy/hard