viewimage.php?id=3dafdf21f7d335ab67b1d1&no=24b0d769e1d32ca73dec87fa11d0283123a3619b5f9530e0a1306168e1d9ca0ef51f4980cc4cbd7b688f26127f58106fcc556d3d0cbcb72e159c19590d5ed5d98ea79efea811

https://codeup.kr/problem.php?id=1090


대충 이런 문제인데



viewimage.php?id=3dafdf21f7d335ab67b1d1&no=24b0d769e1d32ca73dec87fa11d0283123a3619b5f9530e0a1306168e1d9ca0ef51f4980cc4cbd7b688f26127f58106fcc556d3d0cbcb72e159c4c59515c83d89c3254da3b2a

이렇게 답을 적었더니 틀렸다고 나옴

뭐가 틀린걸까