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0fef8600b6f41a8023e885e4429c70657724c27d937d7fcb5eda12d3b372fba85ef9987b3f2b565b846916cf2f7d2d8697eeef7f

동기부여 ㅅㅌㅊ
매일 과목당 3h씩 꾸준히해본다