I so dian↵
↵
Oh no my account is in danger :(↵
↵
You can practice in many ways, such as Old Education Round, Random choosing problem between 2000 and 2500, or by online resources like USACO Guide or Codeforces EduDU.↵
↵
If you can read Chinese, TIOJ and TOJ may be a good option for you.↵
Also I have a blog write in Chinese: [Link](https://littlecube8152.github.io/)↵
↵
GL for being Master!
↵
Oh no my account is in danger :(↵
↵
You can practice in many ways, such as Old Education Round, Random choosing problem between 2000 and 2500, or by online resources like USACO Guide or Codeforces E
↵
If you can read Chinese, TIOJ and TOJ may be a good option for you.↵
Also I have a blog write in Chinese: [Link](https://littlecube8152.github.io/)↵
↵
GL for being Master!