2-4는 -1,0,루트5가 답인거같은데 기억이 안나서 못적음
정성이 보이면 개추

759ef57eb2f419fe23ef8193309c701936fabe63b36fa5650b1b4685cb3eb8052e55cf403144a200eac9cbdd873d9777a13333cabb

7c99f47fb285698423e68597459c701e39211726de2416602e694d303053084c84ad7da18cc67806c9a4f391395c9ff034004dbef5

0e998505c7871d84239e82e7449c701e2aaedcbc9b09d30a74a4c61275898d5ac65a73cfc105907819a886d3477c178dbd08571950

749ff577b0f76c8323eaf4e0309c706990b1deb8b5a3a6e87fb5a8b098bf3314fbcb0748c5175544f15355246c791644885418b595

7fea8003c78a6af723e88393449c701f5d9fdf493d3435832fe516f2a004a167e8532f6d875f1a9acb9b967bf6c43e6e39e806ca

- dc official App