CarViz's blog

By CarViz, history, 7 hours ago, In English

192 days ago I would have never thought I would be this close to completing codeforces.

299 problems solved. Just shy of 300, which is just shy of 301, which is just shy of 302, which is...

...just shy of 9,998, which is just shy of 9,999, which is just shy of 10,000.

Now that I am close to completing codeforces, I have a few comments on what makes a good problem,

Please do not include heavy math in problems. Topics like Chinese remainder theorem and long division are too complicated for someone new to understand without 10 years of practice.

Please make all problems interactive. Interactive problems are the most creative in my opinion, and its odd we haven't had a fully interactive contest yet.

Only use one test case that is given to the participant. Having multiple test cases can result in the infamous WA2, which is not the fault of the participant, but at the fault of the problemsetter.

Hopefully this can help some people write problems.

also can I become a setter for the next round thanks I have some good ideas

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5 hours ago, hide # |
 
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bro please answer honestly, are you a cheater or alt account user? You solved only 300 problems and you are expert.

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    5 hours ago, hide # ^ |
     
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    then there are many cheaters, if we set min to 300, maybe he was already good, even before he join codeforces

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    4 hours ago, hide # ^ |
     
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    I've only "solved" 87 problems but that's because I'm lazy and don't implement when I practice. In total I've done like maybe 500 problems roughly? I don't think a higher number is necessarily better; it's a lot easier to solve 10 easy problems in an hour than really struggle and think about 2 hard ones in an hour.

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    4 hours ago, hide # ^ |
     
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    I started cp when I started solving on this account a few months back before that I made this account to do some local contests and I've only done maybe max a max of 15 problems outside of this account