[유형편]17.x=4,y=-2/18번5/19번5/20번5/21번4/22번4/23번4/24번5/25번15세/26번4/27번2/28번4%의설탕물:400g,7%의설탕물:200g,/29번1/30번4.
[무물보AI] 답변 로딩중...