a_foolish_OIer's blog

By a_foolish_OIer, history, 11 hours ago, In English

What kind of questions should I do (difficulty 1600 — 1800)? Are there any good question lists?

Please reply me if you have some suggestions.

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dp was the hardest topic for me , one thing i did was reading a shit ton of editorials maybe i first understood dp after nearly 50-70 problems , and started solving after about 100