DmitriyH's blog

By DmitriyH, 8 years ago, translation, In English

Statistics of the rounds (official participants)
Codeforces Round #215 (Div. 1)
Codeforces Round #215 (Div. 2)
Codeforces Round #216 (Div. 2) :


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|                          Codeforces Round #215 (Div. 1)                                   |
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|    | First | Sent | Pretest | Hacked | Systest | Accepted | Attempts | Success | Severity |
|    |       |      | failed  |        | failed  |          |          |    %    |          |
---------------------------------------------------------------------------------------------
| A  | 00:05 | 639  | 42      | 0      | 2       | 595      | 1170     | 50.9    | 1.83     |
| B  | 00:08 | 567  | 87      | 35     | 163     | 282      | 1366     | 20.6    | 2.20     |
| C  | 00:13 | 413  | 73      | 61     | 23      | 256      | 770      | 33.2    | 1.59     |
| D  | 00:40 | 74   | 14      | 0      | 21      | 39       | 103      | 37.9    | 1.18     |
| E  | 00:39 | 23   | 2       | 0      | 7       | 14       | 28       | 50.0    | 1.36     |
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| A  | 00:05 | Petr                                                                         |
| B  | 00:08 | tourist                                                                      |
| C  | 00:13 | rng_58                                                                       |
| D  | 00:40 | tourist                                                                      |
| E  | 00:39 | rng_58                                                                       |
---------------------------------------------------------------------------------------------

---------------------------------------------------------------------------------------------
|                          Codeforces Round #215 (Div. 2)                                   |
---------------------------------------------------------------------------------------------
|    | First | Sent | Pretest | Hacked | Systest | Accepted | Attempts | Success | Severity |
|    |       |      | failed  |        | failed  |          |          |    %    |          |
---------------------------------------------------------------------------------------------
| A  | 00:02 | 1851 | 18      | 149    | 145     | 1539     | 2410     | 63.9    | 1.28     |
| B  | 00:04 | 1634 | 199     | 0      | 15      | 1420     | 2493     | 57.0    | 1.37     |
| C  | 00:12 | 897  | 249     | 0      | 4       | 644      | 1937     | 33.2    | 2.12     |
| D  | 00:46 | 270  | 164     | 0      | 63      | 43       | 660      | 6.5     | 1.91     |
| E  | 00:48 | 124  | 74      | 0      | 32      | 18       | 237      | 7.6     | 1.61     |
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| A  | 00:02 | AZerone Domenik Hedayet SAKT franc k1nval                                    |
|    |       | linjek mbaros phidang r0p3Sw1ng3r zoloogg                                    |
| B  | 00:04 | WhatTheFua lawrenceli                                                        |
| C  | 00:12 | Ronnoc_1                                                                     |
| D  | 00:46 | razia_sultana                                                                |
| E  | 00:48 | eyTns                                                                        |
---------------------------------------------------------------------------------------------

---------------------------------------------------------------------------------------------
|                          Codeforces Round #216 (Div. 2)                                   |
---------------------------------------------------------------------------------------------
|    | First | Sent | Pretest | Hacked | Systest | Accepted | Attempts | Success | Severity |
|    |       |      | failed  |        | failed  |          |          |    %    |          |
---------------------------------------------------------------------------------------------
| A  | 00:02 | 1963 | 44      | 26     | 119     | 1774     | 2481     | 71.5    | 1.22     |
| B  | 00:08 | 1665 | 373     | 239    | 237     | 816      | 3667     | 22.3    | 2.12     |
| C  | 00:11 | 819  | 269     | 1      | 107     | 442      | 1716     | 25.8    | 1.82     |
| D  | 00:33 | 45   | 27      | 0      | 3       | 15       | 109      | 13.8    | 2.00     |
| E  | 00:44 | 87   | 75      | 0      | 1       | 11       | 177      | 6.2     | 2.73     |
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| A  | 00:02 | zoloogg                                                                      |
| B  | 00:08 | Dshovn                                                                       |
| C  | 00:11 | adilka                                                                       |
| D  | 00:33 | oml1111                                                                      |
| E  | 00:44 | Dshovn                                                                       |
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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 :)

 
 
 
 
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