chokudai's blog

By chokudai, history, 8 days ago, In English

We will hold AtCoder Beginner Contest 180.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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By chokudai, history, 5 weeks ago, In English

We will hold AtCoder Beginner Contest 179.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +79
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By chokudai, history, 6 weeks ago, In English

We will hold AtCoder Beginner Contest 178.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +106
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By chokudai, history, 2 months ago, In English

We will hold AtCoder Beginner Contest 177.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +63
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By chokudai, history, 2 months ago, In English

We will hold AtCoder Beginner Contest 176.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +93
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By chokudai, history, 2 months ago, In English

We will hold AtCoder Beginner Contest 175.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +72
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By chokudai, 3 months ago, In English

We will hold AtCoder Beginner Contest 174.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +141
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By chokudai, history, 3 months ago, In English

We will hold M-SOLUTIONS Programming Contest 2020.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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By chokudai, history, 4 months ago, In English

We will hold AIsing Programming Contest 2020.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +99
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By chokudai, history, 4 months ago, In English

We will hold AtCoder Beginner Contest 173.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +75
  • Vote: I do not like it

By chokudai, history, 4 months ago, In English

We will hold AtCoder Beginner Contest 172.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +93
  • Vote: I do not like it

By chokudai, history, 4 months ago, In English

We will hold AtCoder Beginner Contest 171.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +142
  • Vote: I do not like it

By chokudai, history, 4 months ago, In English

We will hold AtCoder Beginner Contest 170.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +75
  • Vote: I do not like it

By chokudai, history, 5 months ago, In English

We will hold AtCoder Beginner Contest 169.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +85
  • Vote: I do not like it

By chokudai, history, 5 months ago, In English

We will hold AtCoder Beginner Contest 168.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +23
  • Vote: I do not like it

By chokudai, history, 6 months ago, In English

We will hold AtCoder Beginner Contest 167.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Read more »

 
 
 
 
  • Vote: I like it
  • +138
  • Vote: I do not like it

By chokudai, history, 6 months ago, In English

We will hold AtCoder Beginner Contest 166.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +77
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By chokudai, history, 6 months ago, In English

We will hold AtCoder Beginner Contest 165.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

UPD:

In Problem E, the constraints says N <= 100000, but it turned out that the inputs are made under the condition N <= 200000.

It was revealed that only 6 people were affected by the defect of the problem E constraint, and 4 among them were rated competitors. As the impact is very minor, contestants excluding the four are going be rated, and the affected four will also be rated after rejudging to get AC on their submissions.

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By chokudai, 6 months ago, In English

We will hold AtCoder Beginner Contest 164.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

Addition: About the Unrated ABC163

We are sorry for the inconvenience.

The server down during the last contest was caused by a sudden access to the ALB, and we found that we could solve this problem by doing Pre-Warming.

Also, the bug where the problem statement does not show up has been resolved by changing the caching algorithm. The problem with submissions showing up as IE (Internal Error) was due to the Judge server's scoring algorithm being different than in the past. This too has already been fixed.

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By chokudai, history, 6 months ago, In English

We will hold AtCoder Beginner Contest 163.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +55
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By chokudai, history, 6 months ago, In English

We will hold AtCoder Beginner Contest 162.

In this contest, available languages are different from usual. Please see the bottom of this contest page for details. (Only Japanese)

https://atcoder.jp/contests/language-test-202001

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

UPD: I apologize for the slow grading. The problem has been fixed during the contest. You'll be comfortable at the next contest.

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By chokudai, history, 7 months ago, In English

We will hold AtCoder Beginner Contest 161.

The point values will be 100-200-300-400-500-600.

We are looking forward to your participation!

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  • Vote: I like it
  • +70
  • Vote: I do not like it

By chokudai, history, 7 months ago, In English

We will hold AtCoder Beginner Contest 160.

We are looking forward to your participation!

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  • Vote: I like it
  • +97
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By chokudai, history, 7 months ago, In English

We will hold AtCoder Beginner Contest 159.

We are looking forward to your participation!

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  • Vote: I like it
  • +52
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By chokudai, history, 8 months ago, In English

We will hold AtCoder Beginner Contest 158.

We are looking forward to your participation!

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  • Vote: I like it
  • +43
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