MathForces: Math Olympiads
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MathForces Round 8: Raccoons

Author: mathforces
 

Number of participants: 18
 

Max rating to participate: ∞
 

Start: June 27, 2020, 8 p.m.
(GMT+6)

End: June 27, 2020, 10 p.m.
(GMT +6)

Русский язык | English Language

The round will last 2 hours on Saturday, June 27 from 20:00 Astana time (17:00 Moscow time) until 22:00 Astana time (19:00 Moscow time). A total of 5 tasks will be offered. In each problem, you need to enter one answer (non-negative integer number).
  • Everyone can participate in the Olympiad.
  • At any time before the first attempt, you can cancel registration for the Olympiad.
  • To participate in the Olympiad you need to click "Register for the Olympiad" on the page of the Olympiad. Before that, you must log in to your account (and confirm your email)
  • You have 5 attempts to complete each task.
  • Each task weighs from 100 to 2000 points
  • The faster the problem is solved, the less your penalty coefficient for this problem will be, that is, the faster you solve the problem, the more points you will get on it.
  • If the problem is solved correctly, you will be redirected back to the Olympics page and see the rating changes in the "Standings" tab
  • If the problem is solved incorrectly, you will see a notification and the number of remaining attempts will be reduced by one. After the Olympiad, the restriction will disappear.
In the event of a significant drop in page loading speed (due to server load), we will add additional time to the round. For questions, contact telegram chat .
We remind you: the rules for participation in the olympiads are available on the link .

# Name Difficulty Tags
1 Sum of Digits 200 Number-Theory, Digits
2 Discriminant 400 Algebra, Polynomials
3 MathForces Store 500 Combinatorics
4 Maximum of Minimum 500 Algebra, Inequalities
5 Cyclic Q 600 Geometry
# Login Result Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
1 jestemniekurwa 1927 197 368 427 473 462
2 antontrygub 1865 198 390 350 463 464
3 nabekren 1455 196 199 289 374 397
4 btnlq 1434 196 383 464 391 0
5 4500zenja 1353 197 291 440 425 -1
6 olzhas 1185 197 346 378 264 0
7 quixy 1147 192 311 0 414 230
8 gleb 1130 197 378 181 374 0
9 terul 1115 198 290 294 333 0
10 vovanstrr 957 197 303 -5 457 -5
11 serelllka 841 197 376 268 -1 -1
12 ar4er 840 196 376 268 0 -2
13 sergei 762 177 332 -4 253 0
14 constructormk04 734 198 -3 -2 218 318
15 omakhmut 678 196 203 279 -1 0
16 mgritskikh 525 183 -1 0 342 0
17 stampcrab 192 192 0 0 0 0
18 zh4niya 186 186 -5 -5 -5 -5