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Invitation to CodeChef Starters 209 (Rated till 5-Stars) — 22nd October
By Pols_Agyi_Pols, history, 6 months ago, In English

We invite you to participate in CodeChef’s Starters 209, this Wednesday, 22nd October, rated for 5 stars (i.e. for users with rating < 2200).

Time: 8:00 PM — 10:00 PM IST

Joining us on the problem setting panel are:

Written editorials will be available for all on discuss.codechef.com. Pro users can find the editorials directly on the problem pages after the contest. The video editorials of the problems will be available only to Pro users.

Also, if you have some original and engaging problem ideas, and you’re interested in them being used in CodeChef's contests, you can share them here. Hope to see you participating.

Good Luck!

  • Vote: I like it
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  • Vote: I do not like it

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6 months ago, hide # |
 
Vote: I like it 0 Vote: I do not like it

Contest starts in 30 minutes.

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6 months ago, hide # |
 
Vote: I like it +9 Vote: I do not like it

Good Problem set. Thank you :) .

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6 months ago, hide # |
 
Vote: I like it 0 Vote: I do not like it

How to solve High Score (Easy Version) ?

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    6 months ago, hide # ^ |
     
    Vote: I like it +9 Vote: I do not like it

    Keep overall sum and frequency of each element of both array combined. If any element say 'y' have frequency greater than n, then compute x=freq-n and subtract (2*x*y) from sum. You will get the answer.

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6 months ago, hide # |
 
Vote: I like it -8 Vote: I do not like it

Full of greedy ideas.

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