DmitriyH's blog

By DmitriyH, 8 years ago,

Codeforces Round #219 (Div. 1) and Codeforces Round #219 (Div. 2) statistics (with images) :


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|                              Codeforces Round #219 (Div. 1)                               |
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|    | First | Sent | Pretest | Hacked | Systest | Accepted | Attempts | Success | Severity |
|    |       |      | failed  |        | failed  |          |          | %       |          |
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| A  | 00:03 | 672  | 120     | 4      | 58      | 490      | 1461     | 33.5    | 1.98     |
| B  | 00:09 | 411  | 15      | 1      | 28      | 367      | 466      | 78.8    | 1.11     |
| C  | 00:23 | 237  | 68      | 0      | 12      | 157      | 428      | 36.7    | 1.66     |
| D  | 00:59 | 28   | 5       | 0      | 1       | 22       | 32       | 68.8    | 1.09     |
| E  | 01:50 | 8    | 6       | 0      | 0       | 2        | 16       | 12.5    | 3.00     |
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| A  | 00:03 | hos.lyric jonathanirvings tourist                                            |
| B  | 00:09 | tourist                                                                      |
| C  | 00:23 | ztxz16                                                                       |
| D  | 00:59 | xudyh                                                                        |
| E  | 01:50 | permin rng_58                                                                |
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| Participants count: 675                                                                   |
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|                              Codeforces Round #219 (Div. 2)                               |
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|    | First | Sent | Pretest | Hacked | Systest | Accepted | Attempts | Success | Severity |
|    |       |      | failed  |        | failed  |          |          | %       |          |
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| A  | 00:02 | 1545 | 51      | 4      | 39      | 1451     | 1830     | 79.3    | 1.15     |
| B  | 00:13 | 1177 | 458     | 38     | 304     | 377      | 2706     | 13.9    | 2.20     |
| C  | 00:06 | 1094 | 683     | 7      | 94      | 310      | 2644     | 11.7    | 2.29     |
| D  | 00:20 | 40   | 11      | 0      | 8       | 21       | 52       | 40.4    | 1.14     |
| E  | 01:51 | 15   | 9       | 0      | 2       | 4        | 25       | 16.0    | 1.25     |
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| A  | 00:02 | LashaBukhnikashvili adilka ayoyia                                            |
| B  | 00:13 | aaaaajack                                                                    |
| C  | 00:06 | fanatic                                                                      |
| D  | 00:20 | Hwhitetooth                                                                  |
| E  | 01:51 | wuyiqi                                                                       |
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| Participants count: 1657                                                                  |
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*Sent — participants count, who made at least one submission
*Pretest/Hacked/Systest — participants count, who failed the problem at the corresponding stage
*Accepted — participants count, who solved the problem
*Attempts — total attempts count for problem
*Success % — (successful attempts / total attempts) for problem
*Severity — average attempts count among participants, who solved the problem



Any comments or suggestions are welcome :)

• +194

 » 8 years ago, # |   0 So handsome :)
 » 8 years ago, # |   +6 That's really detailed!!
 » 8 years ago, # |   +6 Wao.. Nice job :) Hope this will be published after each contest :)
 » 8 years ago, # |   +4 these posts by you just keep getting better and better! keep it up bro! :)
 » 8 years ago, # |   +6 Nice :)It would be cool if you add color statistics. For example I'm interested how much blue users have B accepted
 » 8 years ago, # |   +3 Great and commendable work , it would be great if u can put links to problems and profile :) :) :) .....
 » 8 years ago, # |   +3 Well Done :)How are you doing this?? Are you doing some kind of web-scraping to extract results???
•  » » 8 years ago, # ^ |   0 Yes, he parses submissions pages.
 » 8 years ago, # |   +1 Thanks, it is very nice. =)