Solved! Difficulty: Div2E-Div2F If you prefer easier problem, please visit here 思考题 for dw Childish War (Hard) Miss. Broken Tail(Wei Duan) is the Math teacher of NFLS Class 8 Junior 3.She is a kind teacher. Miss. East(Fang Dong) is the Mat……

Solved! Difficulty: Div2D-Div2E If you prefer harder problem, please visit here 思考题 for dw Childish War (Easy) Miss. Broken Tail(Wei Duan) is the Math teacher of NFLS Class 8 Junior 3.She is a kind teacher. Miss. East(Fang Dong) is the Mat……

思考题 with NFLS teachers Husky Miss Husky (Shiqi Hao) is the Art teacher of NFLS Class 8 Junior 3. She is a kind teacher. But in fact, she is a spy working for NFLS. One day, she received the task to observe all the schools in Nanjing. There are N……

Sadly, HHS has no money to afford servers and domains 🙁 After 6 months, OJ will be shut down and the blog will be transferred to Github. The detailed link will be announced soon. Our project list and Discord servers will be still open. The datailed……

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思考题 for 300iq Little Town Hero If you prefer easier version, please move to Ep 28.5 XGN is playing the new game Little Town Hero(LTH) recently, but he is too stupid to beat the bosses. So he askes Orange Boy to help him. In each turn, the player……

思考题 which is NSFW ZJS Big Gay If you are under 18, ignore this base64 code WkpTIGRpZG4ndCBwZXJmb3JtIHdlbGwgaW4gdGhlIENTUCBSb3VuZCAxLCBzbyBoZSB3YW5uYSBnYXkgd2l0aCBoaXMgZ2F5ZnJpZW5kLiBCdXQgaGlzIGdheWZyaWVuZCBzYWlkOiJZb3VyIGRpY2sgaXMgdG9vIHNtYWxsIS……

思考题 which is obvious Deja Vu There is a ball located at the origin point of a n-dimensional space. Its speed can be seen as a vector of n integers. Its acceleration can be seen as a vector of n integers too. Every second, an event will happen, a……

思考题 for implementing CPP Program You are given a C++ Program without any compiler command (without '#'). It's made sure it will pass compilation when tested on Codeforces C++ 11 compiler after adding necessary imports. You have to solve the prob……

思考题 for China Birthday! Military parade It's going to be the 70th birthday of China! Orange Boy is looking forward to it and to celebrate this, he became Red Boy! So he proposes the following problem for you: On Oct.1st. There is a military para……