Educational Codeforces Round 48 [Rated for Div. 2]
Difference between en2 and en3, changed 2 character(s)
On [contest_time:1016] Educational Codeforces Round 48 will start.↵
 ↵
Series of Educational Rounds continue being held as [Harbour.Space University](https://harbour.space/) initiative! You can read the details about the cooperation between [Harbour.Space University](https://harbour.space/) and Codeforces in the <a href="http://codeforces.com/blog/entry/51208">blog post</a>.↵
 ↵
This round will be **rated for the participants with rating lower than 2100**. It will be held on extented ACM ICPC rules. After the end of the contest you will have 12 hours to hack any solution you want. You will have access to copy any solution and test it locally.↵
 ↵
You will be given **7 problems** and **2 hours** to solve them.↵
 ↵
The problems were invented and prepared by Ivan [user:BledDest,2018-08-02] Androsov, Roman [user:Ajosteen,2018-08-02] Glazov, Adilbek [user:adedalic,2018-08-02] Dalabaev, Vladimir [user:Vovuh,2018-08-02] Petrov and me.↵

Good luck to all participants!↵

Congratulations to the winners:
  
<table class='bordertable'>↵
<tbody>↵
<tr>↵
<th>Rank</th>↵
<th>Competitor</th>↵
<th>Problems Solved</th>↵
<th>Penalty</th>↵
</tr>↵
<tr>↵
<td>1</td>↵
<td>[user:eddy1021, 2018-08-03]</td>↵
<td>7</td>↵
<td>299</td>↵
</tr>↵
<tr>↵
<td>2</td>↵
<td>[user:djp_cqq, 2018-08-03]</td>↵
<td>6</td>↵
<td>240</td>↵
</tr>↵
<tr>↵
<td>3</td>↵
<td>[user:halyavin, 2018-08-03]</td>↵
<td>6</td>↵
<td>248</td>↵
</tr>↵
<tr>↵
<td>4</td>↵
<td>[user:BigBag, 2018-08-03]</td>↵
<td>6</td>↵
<td>250</td>↵
</tr>↵
<tr>↵
<td>5</td>↵
<td>[user:IcePrince_1968, 2018-08-03]</td>↵
<td>6</td>↵
<td>286</td>↵
</tr>↵
</tbody>↵
</table>↵


Congratulations to the best hackers:↵
<table class='bordertable'>↵
<tbody>↵
<tr>↵
<th>Rank</th>↵
<th>Competitor</th>↵
<th>Hack Count</th>↵
</tr>↵
<tr>↵
<td>1</td>↵
<td>[user:halyavin, 2018-08-03]</td>↵
<td><b><font color="green">80</font></b><b>:<font color="red">-21</font></b></td></td>↵
</tr>↵
<tr>↵
<td>2</td>↵
<td>[user:Doriath, 2018-08-03]</td>↵
<td><b><font color="green">45</font></b><b>:<font color="red">-10</font></b></td></td>↵
</tr>↵
<tr>↵
<td>3</td>↵
<td>[user:antguz, 2018-08-03]</td>↵
<td><b><font color="green">25</font></b><b>:<font color="red">-1</font></b></td></td>↵
</tr>↵
<tr>↵
<td>4</td>↵
<td>[user:applese, 2018-08-03]</td>↵
<td><b><font color="green">12</font></b></td></td>↵
</tr>↵
<tr>↵
<td>5</td>↵
<td>[user:Ne0n25, 2018-08-03]</td>↵
<td><b><font color="green">11</font></b><b>:<font color="red">-2</font></b></td></td>↵
</tr>↵
</tbody>↵
</table>↵
236 successful hacks and 417 unsuccessful hacks were made in total!↵

And finally people who were the first to solve each problem:↵
<table class='bordertable'>↵
<tbody>↵
<tr>↵
<th>Problem</th>↵
<th>Competitor</th>↵
<th>Penalty</th>↵
</tr>↵
<tr>↵
<td>A</td>↵
<td>[user:bazsi700, 2018-08-03]</td>↵
<td>0:01</td>↵
</tr>↵
<tr>↵
<td>B</td>↵
<td>[user:bazsi700, 2018-08-03]</td>↵
<td>0:05</td>↵
</tr>↵
<tr>↵
<td>C</td>↵
<td>[user:yjq_naiiive, 2018-08-03]</td>↵
<td>0:17</td>↵
</tr>↵
<tr>↵
<td>D</td>↵
<td>[user:teja349, 2018-08-03]</td>↵
<td>0:10</td>↵
</tr>↵
<tr>↵
<td>E</td>↵
<td>[user:yjq_naiiive, 2018-08-03]</td>↵
<td>0:49</td>↵
</tr>↵
<tr>↵
<td>F</td>↵
<td>[user:eddy1021, 2018-08-03]</td>↵
<td>0:41</td>↵
</tr>↵
<tr>↵
<td>G</td>↵
<td>[user:.................., 2018-08-03]</td>↵
<td>1:16</td>↵
</tr>↵
</tbody>↵
</table>

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en4 English PikMike 2018-08-04 19:43:06 60
ru3 Russian PikMike 2018-08-04 19:42:48 63
en3 English PikMike 2018-08-04 15:15:41 2 Tiny change: 'e winners:\n<table c' -> 'e winners: \n<table c'
ru2 Russian PikMike 2018-08-04 15:15:30 2597
en2 English PikMike 2018-08-04 15:15:00 2621
en1 English PikMike 2018-08-02 15:52:49 1025 Initial revision for English translation
ru1 Russian PikMike 2018-08-02 15:51:12 1218 Первая редакция (опубликовано)