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MathForces Round 17: Beginners

Author: mathforces
 

Number of participants: 22
 

Max rating to participate: 1350
 

Start: Aug. 21, 2020, 8 p.m.
(GMT+6)

End: Aug. 21, 2020, 10 p.m.
(GMT +6)

Русский язык | English Language

The round will last 2 hours on Friday, August 21 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).
  • All users with olympiad rating no more than 1350 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 Irreducible Fractions 200 Number-Theory
2 Cyclic Areas 300 Geometry, Areas
3 Negative roots 300 Algebra
4 Random numbers 400 Algebra, Combinatorics
5 Soccer Game 500 Combinatorics
# Login Result Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
1 botan 1255 190 285 142 315 323
2 alexsavitskiy 1253 197 280 254 223 299
3 qulotz 1239 199 296 205 222 317
4 artemnone 1146 190 285 141 258 272
5 olegra 1029 195 279 245 310 0
6 pm3 944 195 214 227 308 0
7 leeiozh 883 167 283 228 -5 205
8 pevolodin 729 197 280 252 0 0
9 sasha 695 196 235 264 -4 0
10 rapunzel 611 166 245 200 -4 -1
11 q 566 194 160 212 -1 -1
12 200iq 452 196 -5 256 -4 0
13 alikhan 368 189 179 0 0 0
14 monomasg 193 193 0 0 0 0
15 zh4niya 191 191 -1 0 0 0
16 proggerkz 184 184 0 0 -1 -3
17 mmax 182 182 0 -2 -5 0
18 psevdonim 0 -2 0 0 0 0
19 wetertsfsdg 0 -5 -4 -1 -1 -1
20 warsadfqr 0 -5 0 0 0 0
21 qrasdfghaz 0 -5 0 0 0 0
22 rfwopefkdsg 0 -5 0 0 0 0